Home / 147,333.20-220,959.36-40,691.66

Finding the Fourth Proportional to 147,333.20, 220,959.36 and 40,691.66

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Solution

The fourth proportional to 147,333.20, 220,959.36 and 40,691.66 is: 61,026.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,333.20 : 220,959.36 = 40,691.66 : x
  2. Step 2: Convert to fraction form
    147,333.20/220,959.36 = 40,691.66/x
  3. Step 3: Cross multiply
    147,333.20x = 220,959.36 × 40,691.66
  4. Step 4: Simplify right side
    147,333.20x = 8,991,203,150.94
  5. Step 5: Solve for x
    x = 8,991,203,150.94/147,333.20
  6. Step 6: Final answer
    x = 61,026.32

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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.