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Finding the Fourth Proportional to 73,497.92, 110,336.52 and 48,559.28

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Solution

The fourth proportional to 73,497.92, 110,336.52 and 48,559.28 is: 72,898.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,497.92 : 110,336.52 = 48,559.28 : x
  2. Step 2: Convert to fraction form
    73,497.92/110,336.52 = 48,559.28/x
  3. Step 3: Cross multiply
    73,497.92x = 110,336.52 × 48,559.28
  4. Step 4: Simplify right side
    73,497.92x = 5,357,861,968.91
  5. Step 5: Solve for x
    x = 5,357,861,968.91/73,497.92
  6. Step 6: Final answer
    x = 72,898.14

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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.