Home / 215,404.92-297,247.32-119,909.16

Finding the Fourth Proportional to 215,404.92, 297,247.32 and 119,909.16

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Solution

The fourth proportional to 215,404.92, 297,247.32 and 119,909.16 is: 165,468.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,404.92 : 297,247.32 = 119,909.16 : x
  2. Step 2: Convert to fraction form
    215,404.92/297,247.32 = 119,909.16/x
  3. Step 3: Cross multiply
    215,404.92x = 297,247.32 × 119,909.16
  4. Step 4: Simplify right side
    215,404.92x = 35,642,676,453.45
  5. Step 5: Solve for x
    x = 35,642,676,453.45/215,404.92
  6. Step 6: Final answer
    x = 165,468.26

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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.