Home / 82,773.18-124,073.64-38,363.41

Finding the Fourth Proportional to 82,773.18, 124,073.64 and 38,363.41

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Solution

The fourth proportional to 82,773.18, 124,073.64 and 38,363.41 is: 57,505.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,773.18 : 124,073.64 = 38,363.41 : x
  2. Step 2: Convert to fraction form
    82,773.18/124,073.64 = 38,363.41/x
  3. Step 3: Cross multiply
    82,773.18x = 124,073.64 × 38,363.41
  4. Step 4: Simplify right side
    82,773.18x = 4,759,888,076.60
  5. Step 5: Solve for x
    x = 4,759,888,076.60/82,773.18
  6. Step 6: Final answer
    x = 57,505.20

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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.