Home / 132,193.42-182,427.24-71,764.12

Finding the Fourth Proportional to 132,193.42, 182,427.24 and 71,764.12

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Solution

The fourth proportional to 132,193.42, 182,427.24 and 71,764.12 is: 99,034.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,193.42 : 182,427.24 = 71,764.12 : x
  2. Step 2: Convert to fraction form
    132,193.42/182,427.24 = 71,764.12/x
  3. Step 3: Cross multiply
    132,193.42x = 182,427.24 × 71,764.12
  4. Step 4: Simplify right side
    132,193.42x = 13,091,730,342.63
  5. Step 5: Solve for x
    x = 13,091,730,342.63/132,193.42
  6. Step 6: Final answer
    x = 99,034.66

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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.