Home / 132,302.06-182,577.19-71,872.21

Finding the Fourth Proportional to 132,302.06, 182,577.19 and 71,872.21

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Solution

The fourth proportional to 132,302.06, 182,577.19 and 71,872.21 is: 99,183.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,302.06 : 182,577.19 = 71,872.21 : x
  2. Step 2: Convert to fraction form
    132,302.06/182,577.19 = 71,872.21/x
  3. Step 3: Cross multiply
    132,302.06x = 182,577.19 × 71,872.21
  4. Step 4: Simplify right side
    132,302.06x = 13,122,226,140.89
  5. Step 5: Solve for x
    x = 13,122,226,140.89/132,302.06
  6. Step 6: Final answer
    x = 99,183.84

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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.