Home / 82,767.92-124,118.28-40,666.16

Finding the Fourth Proportional to 82,767.92, 124,118.28 and 40,666.16

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Solution

The fourth proportional to 82,767.92, 124,118.28 and 40,666.16 is: 60,982.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,767.92 : 124,118.28 = 40,666.16 : x
  2. Step 2: Convert to fraction form
    82,767.92/124,118.28 = 40,666.16/x
  3. Step 3: Cross multiply
    82,767.92x = 124,118.28 × 40,666.16
  4. Step 4: Simplify right side
    82,767.92x = 5,047,413,833.40
  5. Step 5: Solve for x
    x = 5,047,413,833.40/82,767.92
  6. Step 6: Final answer
    x = 60,982.73

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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.