Home / 215,373.32-297,215.19-119,877.97

Finding the Fourth Proportional to 215,373.32, 297,215.19 and 119,877.97

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Solution

The fourth proportional to 215,373.32, 297,215.19 and 119,877.97 is: 165,431.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,373.32 : 297,215.19 = 119,877.97 : x
  2. Step 2: Convert to fraction form
    215,373.32/297,215.19 = 119,877.97/x
  3. Step 3: Cross multiply
    215,373.32x = 297,215.19 × 119,877.97
  4. Step 4: Simplify right side
    215,373.32x = 35,629,552,144.29
  5. Step 5: Solve for x
    x = 35,629,552,144.29/215,373.32
  6. Step 6: Final answer
    x = 165,431.60

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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.