Home / 215,344.83-297,204.08-123,500.10

Finding the Fourth Proportional to 215,344.83, 297,204.08 and 123,500.10

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Solution

The fourth proportional to 215,344.83, 297,204.08 and 123,500.10 is: 170,446.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,344.83 : 297,204.08 = 123,500.10 : x
  2. Step 2: Convert to fraction form
    215,344.83/297,204.08 = 123,500.10/x
  3. Step 3: Cross multiply
    215,344.83x = 297,204.08 × 123,500.10
  4. Step 4: Simplify right side
    215,344.83x = 36,704,732,982.91
  5. Step 5: Solve for x
    x = 36,704,732,982.91/215,344.83
  6. Step 6: Final answer
    x = 170,446.32

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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.