Home / 361,023.30-541,385.91-136,345.50

Finding the Fourth Proportional to 361,023.30, 541,385.91 and 136,345.50

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Solution

The fourth proportional to 361,023.30, 541,385.91 and 136,345.50 is: 204,461.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,023.30 : 541,385.91 = 136,345.50 : x
  2. Step 2: Convert to fraction form
    361,023.30/541,385.91 = 136,345.50/x
  3. Step 3: Cross multiply
    361,023.30x = 541,385.91 × 136,345.50
  4. Step 4: Simplify right side
    361,023.30x = 73,815,532,591.91
  5. Step 5: Solve for x
    x = 73,815,532,591.91/361,023.30
  6. Step 6: Final answer
    x = 204,461.96

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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.