Home / 104,746.60-156,947.10-89,194.60

Finding the Fourth Proportional to 104,746.60, 156,947.10 and 89,194.60

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Solution

The fourth proportional to 104,746.60, 156,947.10 and 89,194.60 is: 133,644.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,746.60 : 156,947.10 = 89,194.60 : x
  2. Step 2: Convert to fraction form
    104,746.60/156,947.10 = 89,194.60/x
  3. Step 3: Cross multiply
    104,746.60x = 156,947.10 × 89,194.60
  4. Step 4: Simplify right side
    104,746.60x = 13,998,833,805.66
  5. Step 5: Solve for x
    x = 13,998,833,805.66/104,746.60
  6. Step 6: Final answer
    x = 133,644.76

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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.