Home / 215,070.72-296,793.76-119,575.36

Finding the Fourth Proportional to 215,070.72, 296,793.76 and 119,575.36

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Solution

The fourth proportional to 215,070.72, 296,793.76 and 119,575.36 is: 165,011.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,070.72 : 296,793.76 = 119,575.36 : x
  2. Step 2: Convert to fraction form
    215,070.72/296,793.76 = 119,575.36/x
  3. Step 3: Cross multiply
    215,070.72x = 296,793.76 × 119,575.36
  4. Step 4: Simplify right side
    215,070.72x = 35,489,220,697.75
  5. Step 5: Solve for x
    x = 35,489,220,697.75/215,070.72
  6. Step 6: Final answer
    x = 165,011.87

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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.