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Finding the Fourth Proportional to 93,854.47, 140,786.03 and 34,679.11

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Solution

The fourth proportional to 93,854.47, 140,786.03 and 34,679.11 is: 52,020.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,854.47 : 140,786.03 = 34,679.11 : x
  2. Step 2: Convert to fraction form
    93,854.47/140,786.03 = 34,679.11/x
  3. Step 3: Cross multiply
    93,854.47x = 140,786.03 × 34,679.11
  4. Step 4: Simplify right side
    93,854.47x = 4,882,334,220.83
  5. Step 5: Solve for x
    x = 4,882,334,220.83/93,854.47
  6. Step 6: Final answer
    x = 52,020.26

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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.