Home / 107,226.18-147,989.87-59,494.90

Finding the Fourth Proportional to 107,226.18, 147,989.87 and 59,494.90

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Solution

The fourth proportional to 107,226.18, 147,989.87 and 59,494.90 is: 82,112.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,226.18 : 147,989.87 = 59,494.90 : x
  2. Step 2: Convert to fraction form
    107,226.18/147,989.87 = 59,494.90/x
  3. Step 3: Cross multiply
    107,226.18x = 147,989.87 × 59,494.90
  4. Step 4: Simplify right side
    107,226.18x = 8,804,642,367.93
  5. Step 5: Solve for x
    x = 8,804,642,367.93/107,226.18
  6. Step 6: Final answer
    x = 82,112.81

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.