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Finding the Fourth Proportional to 93,616.32, 140,442.72 and 34,452.48

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Solution

The fourth proportional to 93,616.32, 140,442.72 and 34,452.48 is: 51,685.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,616.32 : 140,442.72 = 34,452.48 : x
  2. Step 2: Convert to fraction form
    93,616.32/140,442.72 = 34,452.48/x
  3. Step 3: Cross multiply
    93,616.32x = 140,442.72 × 34,452.48
  4. Step 4: Simplify right side
    93,616.32x = 4,838,600,001.95
  5. Step 5: Solve for x
    x = 4,838,600,001.95/93,616.32
  6. Step 6: Final answer
    x = 51,685.43

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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.