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Finding the Fourth Proportional to 93,630.98, 140,380.85 and 34,458.95

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Solution

The fourth proportional to 93,630.98, 140,380.85 and 34,458.95 is: 51,664.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,630.98 : 140,380.85 = 34,458.95 : x
  2. Step 2: Convert to fraction form
    93,630.98/140,380.85 = 34,458.95/x
  3. Step 3: Cross multiply
    93,630.98x = 140,380.85 × 34,458.95
  4. Step 4: Simplify right side
    93,630.98x = 4,837,375,816.91
  5. Step 5: Solve for x
    x = 4,837,375,816.91/93,630.98
  6. Step 6: Final answer
    x = 51,664.27

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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.