Home / 107,437.54-161,132.01-40,853.92

Finding the Fourth Proportional to 107,437.54, 161,132.01 and 40,853.92

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Solution

The fourth proportional to 107,437.54, 161,132.01 and 40,853.92 is: 61,271.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,437.54 : 161,132.01 = 40,853.92 : x
  2. Step 2: Convert to fraction form
    107,437.54/161,132.01 = 40,853.92/x
  3. Step 3: Cross multiply
    107,437.54x = 161,132.01 × 40,853.92
  4. Step 4: Simplify right side
    107,437.54x = 6,582,874,245.98
  5. Step 5: Solve for x
    x = 6,582,874,245.98/107,437.54
  6. Step 6: Final answer
    x = 61,271.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.