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Finding the Fourth Proportional to 247,594.60, 371,416.50 and 89,835.35

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Solution

The fourth proportional to 247,594.60, 371,416.50 and 89,835.35 is: 134,761.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,594.60 : 371,416.50 = 89,835.35 : x
  2. Step 2: Convert to fraction form
    247,594.60/371,416.50 = 89,835.35/x
  3. Step 3: Cross multiply
    247,594.60x = 371,416.50 × 89,835.35
  4. Step 4: Simplify right side
    247,594.60x = 33,366,331,273.28
  5. Step 5: Solve for x
    x = 33,366,331,273.28/247,594.60
  6. Step 6: Final answer
    x = 134,761.95

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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.