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Finding the Fourth Proportional to 239,770, 359,646.48 and 59,856.44

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Solution

The fourth proportional to 239,770, 359,646.48 and 59,856.44 is: 89,782.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,770 : 359,646.48 = 59,856.44 : x
  2. Step 2: Convert to fraction form
    239,770/359,646.48 = 59,856.44/x
  3. Step 3: Cross multiply
    239,770x = 359,646.48 × 59,856.44
  4. Step 4: Simplify right side
    239,770x = 21,527,157,951.33
  5. Step 5: Solve for x
    x = 21,527,157,951.33/239,770
  6. Step 6: Final answer
    x = 89,782.53

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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.