Home / 215,249.15-297,043.98-119,755.91

Finding the Fourth Proportional to 215,249.15, 297,043.98 and 119,755.91

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Solution

The fourth proportional to 215,249.15, 297,043.98 and 119,755.91 is: 165,263.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,249.15 : 297,043.98 = 119,755.91 : x
  2. Step 2: Convert to fraction form
    215,249.15/297,043.98 = 119,755.91/x
  3. Step 3: Cross multiply
    215,249.15x = 297,043.98 × 119,755.91
  4. Step 4: Simplify right side
    215,249.15x = 35,572,772,134.92
  5. Step 5: Solve for x
    x = 35,572,772,134.92/215,249.15
  6. Step 6: Final answer
    x = 165,263.24

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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.