Home / 82,772.10-124,158.15-27,368.10

Finding the Fourth Proportional to 82,772.10, 124,158.15 and 27,368.10

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Solution

The fourth proportional to 82,772.10, 124,158.15 and 27,368.10 is: 41,052.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,772.10 : 124,158.15 = 27,368.10 : x
  2. Step 2: Convert to fraction form
    82,772.10/124,158.15 = 27,368.10/x
  3. Step 3: Cross multiply
    82,772.10x = 124,158.15 × 27,368.10
  4. Step 4: Simplify right side
    82,772.10x = 3,397,972,665.02
  5. Step 5: Solve for x
    x = 3,397,972,665.02/82,772.10
  6. Step 6: Final answer
    x = 41,052.15

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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.