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Finding the Fourth Proportional to 162,960.60, 244,149.30 and 133,217.40

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Solution

The fourth proportional to 162,960.60, 244,149.30 and 133,217.40 is: 199,587.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,960.60 : 244,149.30 = 133,217.40 : x
  2. Step 2: Convert to fraction form
    162,960.60/244,149.30 = 133,217.40/x
  3. Step 3: Cross multiply
    162,960.60x = 244,149.30 × 133,217.40
  4. Step 4: Simplify right side
    162,960.60x = 32,524,934,957.82
  5. Step 5: Solve for x
    x = 32,524,934,957.82/162,960.60
  6. Step 6: Final answer
    x = 199,587.72

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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.