Home / 215,724.68-297,710.20-120,232.04

Finding the Fourth Proportional to 215,724.68, 297,710.20 and 120,232.04

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Solution

The fourth proportional to 215,724.68, 297,710.20 and 120,232.04 is: 165,925.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,724.68 : 297,710.20 = 120,232.04 : x
  2. Step 2: Convert to fraction form
    215,724.68/297,710.20 = 120,232.04/x
  3. Step 3: Cross multiply
    215,724.68x = 297,710.20 × 120,232.04
  4. Step 4: Simplify right side
    215,724.68x = 35,794,304,674.81
  5. Step 5: Solve for x
    x = 35,794,304,674.81/215,724.68
  6. Step 6: Final answer
    x = 165,925.87

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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.