Home / 132,073.82-182,261.26-71,644.50

Finding the Fourth Proportional to 132,073.82, 182,261.26 and 71,644.50

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Solution

The fourth proportional to 132,073.82, 182,261.26 and 71,644.50 is: 98,869.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,073.82 : 182,261.26 = 71,644.50 : x
  2. Step 2: Convert to fraction form
    132,073.82/182,261.26 = 71,644.50/x
  3. Step 3: Cross multiply
    132,073.82x = 182,261.26 × 71,644.50
  4. Step 4: Simplify right side
    132,073.82x = 13,058,016,842.07
  5. Step 5: Solve for x
    x = 13,058,016,842.07/132,073.82
  6. Step 6: Final answer
    x = 98,869.08

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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.