Home / 156,397.44-215,952.70-144,456.42

Finding the Fourth Proportional to 156,397.44, 215,952.70 and 144,456.42

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Solution

The fourth proportional to 156,397.44, 215,952.70 and 144,456.42 is: 199,464.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,397.44 : 215,952.70 = 144,456.42 : x
  2. Step 2: Convert to fraction form
    156,397.44/215,952.70 = 144,456.42/x
  3. Step 3: Cross multiply
    156,397.44x = 215,952.70 × 144,456.42
  4. Step 4: Simplify right side
    156,397.44x = 31,195,753,931.33
  5. Step 5: Solve for x
    x = 31,195,753,931.33/156,397.44
  6. Step 6: Final answer
    x = 199,464.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.