Home / 80,304.28-120,475.56-27,714.22

Finding the Fourth Proportional to 80,304.28, 120,475.56 and 27,714.22

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Solution

The fourth proportional to 80,304.28, 120,475.56 and 27,714.22 is: 41,577.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,304.28 : 120,475.56 = 27,714.22 : x
  2. Step 2: Convert to fraction form
    80,304.28/120,475.56 = 27,714.22/x
  3. Step 3: Cross multiply
    80,304.28x = 120,475.56 × 27,714.22
  4. Step 4: Simplify right side
    80,304.28x = 3,338,886,174.46
  5. Step 5: Solve for x
    x = 3,338,886,174.46/80,304.28
  6. Step 6: Final answer
    x = 41,577.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.