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Finding the Fourth Proportional to 239,902.88, 359,854.78 and 62,409.60

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Solution

The fourth proportional to 239,902.88, 359,854.78 and 62,409.60 is: 93,614.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,902.88 : 359,854.78 = 62,409.60 : x
  2. Step 2: Convert to fraction form
    239,902.88/359,854.78 = 62,409.60/x
  3. Step 3: Cross multiply
    239,902.88x = 359,854.78 × 62,409.60
  4. Step 4: Simplify right side
    239,902.88x = 22,458,392,877.89
  5. Step 5: Solve for x
    x = 22,458,392,877.89/239,902.88
  6. Step 6: Final answer
    x = 93,614.52

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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.