Home / 187,569.12-281,353.68-62,909.76

Finding the Fourth Proportional to 187,569.12, 281,353.68 and 62,909.76

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Solution

The fourth proportional to 187,569.12, 281,353.68 and 62,909.76 is: 94,364.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,569.12 : 281,353.68 = 62,909.76 : x
  2. Step 2: Convert to fraction form
    187,569.12/281,353.68 = 62,909.76/x
  3. Step 3: Cross multiply
    187,569.12x = 281,353.68 × 62,909.76
  4. Step 4: Simplify right side
    187,569.12x = 17,699,892,483.92
  5. Step 5: Solve for x
    x = 17,699,892,483.92/187,569.12
  6. Step 6: Final answer
    x = 94,364.64

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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.