Home / 134,428.14-201,641.87-39,724.83

Finding the Fourth Proportional to 134,428.14, 201,641.87 and 39,724.83

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Solution

The fourth proportional to 134,428.14, 201,641.87 and 39,724.83 is: 59,587.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,428.14 : 201,641.87 = 39,724.83 : x
  2. Step 2: Convert to fraction form
    134,428.14/201,641.87 = 39,724.83/x
  3. Step 3: Cross multiply
    134,428.14x = 201,641.87 × 39,724.83
  4. Step 4: Simplify right side
    134,428.14x = 8,010,189,105.94
  5. Step 5: Solve for x
    x = 8,010,189,105.94/134,428.14
  6. Step 6: Final answer
    x = 59,587.15

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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.