Home / 91,802.28-137,592.66-47,404.82

Finding the Fourth Proportional to 91,802.28, 137,592.66 and 47,404.82

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Solution

The fourth proportional to 91,802.28, 137,592.66 and 47,404.82 is: 71,050.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,802.28 : 137,592.66 = 47,404.82 : x
  2. Step 2: Convert to fraction form
    91,802.28/137,592.66 = 47,404.82/x
  3. Step 3: Cross multiply
    91,802.28x = 137,592.66 × 47,404.82
  4. Step 4: Simplify right side
    91,802.28x = 6,522,555,280.62
  5. Step 5: Solve for x
    x = 6,522,555,280.62/91,802.28
  6. Step 6: Final answer
    x = 71,050.04

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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.