Home / 67,585.76-93,277.68-42,469.28

Finding the Fourth Proportional to 67,585.76, 93,277.68 and 42,469.28

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Solution

The fourth proportional to 67,585.76, 93,277.68 and 42,469.28 is: 58,613.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,585.76 : 93,277.68 = 42,469.28 : x
  2. Step 2: Convert to fraction form
    67,585.76/93,277.68 = 42,469.28/x
  3. Step 3: Cross multiply
    67,585.76x = 93,277.68 × 42,469.28
  4. Step 4: Simplify right side
    67,585.76x = 3,961,435,909.67
  5. Step 5: Solve for x
    x = 3,961,435,909.67/67,585.76
  6. Step 6: Final answer
    x = 58,613.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.