Home / 215,350.80-297,148.68-119,855.04

Finding the Fourth Proportional to 215,350.80, 297,148.68 and 119,855.04

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Solution

The fourth proportional to 215,350.80, 297,148.68 and 119,855.04 is: 165,380.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,350.80 : 297,148.68 = 119,855.04 : x
  2. Step 2: Convert to fraction form
    215,350.80/297,148.68 = 119,855.04/x
  3. Step 3: Cross multiply
    215,350.80x = 297,148.68 × 119,855.04
  4. Step 4: Simplify right side
    215,350.80x = 35,614,766,927.35
  5. Step 5: Solve for x
    x = 35,614,766,927.35/215,350.80
  6. Step 6: Final answer
    x = 165,380.24

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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.