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Finding the Fourth Proportional to 147,104.90, 220,659.51 and 36,296.90

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Solution

The fourth proportional to 147,104.90, 220,659.51 and 36,296.90 is: 54,445.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,104.90 : 220,659.51 = 36,296.90 : x
  2. Step 2: Convert to fraction form
    147,104.90/220,659.51 = 36,296.90/x
  3. Step 3: Cross multiply
    147,104.90x = 220,659.51 × 36,296.90
  4. Step 4: Simplify right side
    147,104.90x = 8,009,256,168.52
  5. Step 5: Solve for x
    x = 8,009,256,168.52/147,104.90
  6. Step 6: Final answer
    x = 54,445.88

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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.