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Finding the Fourth Proportional to 93,894.64, 140,743.54 and 34,692.55

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Solution

The fourth proportional to 93,894.64, 140,743.54 and 34,692.55 is: 52,002.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,894.64 : 140,743.54 = 34,692.55 : x
  2. Step 2: Convert to fraction form
    93,894.64/140,743.54 = 34,692.55/x
  3. Step 3: Cross multiply
    93,894.64x = 140,743.54 × 34,692.55
  4. Step 4: Simplify right side
    93,894.64x = 4,882,752,298.63
  5. Step 5: Solve for x
    x = 4,882,752,298.63/93,894.64
  6. Step 6: Final answer
    x = 52,002.46

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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.