Home / 82,711.00-124,078.82-38,342.24

Finding the Fourth Proportional to 82,711.00, 124,078.82 and 38,342.24

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Solution

The fourth proportional to 82,711.00, 124,078.82 and 38,342.24 is: 57,519.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,711.00 : 124,078.82 = 38,342.24 : x
  2. Step 2: Convert to fraction form
    82,711.00/124,078.82 = 38,342.24/x
  3. Step 3: Cross multiply
    82,711.00x = 124,078.82 × 38,342.24
  4. Step 4: Simplify right side
    82,711.00x = 4,757,459,083.25
  5. Step 5: Solve for x
    x = 4,757,459,083.25/82,711.00
  6. Step 6: Final answer
    x = 57,519.06

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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.