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Finding the Fourth Proportional to 247,625.76, 371,586.21 and 89,866.52

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Solution

The fourth proportional to 247,625.76, 371,586.21 and 89,866.52 is: 134,853.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,625.76 : 371,586.21 = 89,866.52 : x
  2. Step 2: Convert to fraction form
    247,625.76/371,586.21 = 89,866.52/x
  3. Step 3: Cross multiply
    247,625.76x = 371,586.21 × 89,866.52
  4. Step 4: Simplify right side
    247,625.76x = 33,393,157,265.43
  5. Step 5: Solve for x
    x = 33,393,157,265.43/247,625.76
  6. Step 6: Final answer
    x = 134,853.33

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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.