Home / 215,247.18-297,041.07-119,753.85

Finding the Fourth Proportional to 215,247.18, 297,041.07 and 119,753.85

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Solution

The fourth proportional to 215,247.18, 297,041.07 and 119,753.85 is: 165,260.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,247.18 : 297,041.07 = 119,753.85 : x
  2. Step 2: Convert to fraction form
    215,247.18/297,041.07 = 119,753.85/x
  3. Step 3: Cross multiply
    215,247.18x = 297,041.07 × 119,753.85
  4. Step 4: Simplify right side
    215,247.18x = 35,571,811,740.62
  5. Step 5: Solve for x
    x = 35,571,811,740.62/215,247.18
  6. Step 6: Final answer
    x = 165,260.29

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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.