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Finding the Fourth Proportional to 229,248.41, 343,856.21 and 60,764.90

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Solution

The fourth proportional to 229,248.41, 343,856.21 and 60,764.90 is: 91,142.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,248.41 : 343,856.21 = 60,764.90 : x
  2. Step 2: Convert to fraction form
    229,248.41/343,856.21 = 60,764.90/x
  3. Step 3: Cross multiply
    229,248.41x = 343,856.21 × 60,764.90
  4. Step 4: Simplify right side
    229,248.41x = 20,894,386,191.92
  5. Step 5: Solve for x
    x = 20,894,386,191.92/229,248.41
  6. Step 6: Final answer
    x = 91,142.99

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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.