Home / 82,294.50-123,491.02-75,602.28

Finding the Fourth Proportional to 82,294.50, 123,491.02 and 75,602.28

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Solution

The fourth proportional to 82,294.50, 123,491.02 and 75,602.28 is: 113,448.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,294.50 : 123,491.02 = 75,602.28 : x
  2. Step 2: Convert to fraction form
    82,294.50/123,491.02 = 75,602.28/x
  3. Step 3: Cross multiply
    82,294.50x = 123,491.02 × 75,602.28
  4. Step 4: Simplify right side
    82,294.50x = 9,336,202,671.53
  5. Step 5: Solve for x
    x = 9,336,202,671.53/82,294.50
  6. Step 6: Final answer
    x = 113,448.68

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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.