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Finding the Fourth Proportional to 149,035.62, 223,553.42 and 43,854.62

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Solution

The fourth proportional to 149,035.62, 223,553.42 and 43,854.62 is: 65,781.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,035.62 : 223,553.42 = 43,854.62 : x
  2. Step 2: Convert to fraction form
    149,035.62/223,553.42 = 43,854.62/x
  3. Step 3: Cross multiply
    149,035.62x = 223,553.42 × 43,854.62
  4. Step 4: Simplify right side
    149,035.62x = 9,803,850,283.80
  5. Step 5: Solve for x
    x = 9,803,850,283.80/149,035.62
  6. Step 6: Final answer
    x = 65,781.93

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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.