Home / 107,226.30-147,990.04-59,495.03

Finding the Fourth Proportional to 107,226.30, 147,990.04 and 59,495.03

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Solution

The fourth proportional to 107,226.30, 147,990.04 and 59,495.03 is: 82,112.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,226.30 : 147,990.04 = 59,495.03 : x
  2. Step 2: Convert to fraction form
    107,226.30/147,990.04 = 59,495.03/x
  3. Step 3: Cross multiply
    107,226.30x = 147,990.04 × 59,495.03
  4. Step 4: Simplify right side
    107,226.30x = 8,804,670,980.81
  5. Step 5: Solve for x
    x = 8,804,670,980.81/107,226.30
  6. Step 6: Final answer
    x = 82,112.98

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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.