Home / 215,225.24-297,010.60-119,729.88

Finding the Fourth Proportional to 215,225.24, 297,010.60 and 119,729.88

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Solution

The fourth proportional to 215,225.24, 297,010.60 and 119,729.88 is: 165,227.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,225.24 : 297,010.60 = 119,729.88 : x
  2. Step 2: Convert to fraction form
    215,225.24/297,010.60 = 119,729.88/x
  3. Step 3: Cross multiply
    215,225.24x = 297,010.60 × 119,729.88
  4. Step 4: Simplify right side
    215,225.24x = 35,561,043,197.40
  5. Step 5: Solve for x
    x = 35,561,043,197.40/215,225.24
  6. Step 6: Final answer
    x = 165,227.11

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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.