Home / 132,254.46-182,527.86-81,961.02

Finding the Fourth Proportional to 132,254.46, 182,527.86 and 81,961.02

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Solution

The fourth proportional to 132,254.46, 182,527.86 and 81,961.02 is: 113,116.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,254.46 : 182,527.86 = 81,961.02 : x
  2. Step 2: Convert to fraction form
    132,254.46/182,527.86 = 81,961.02/x
  3. Step 3: Cross multiply
    132,254.46x = 182,527.86 × 81,961.02
  4. Step 4: Simplify right side
    132,254.46x = 14,960,169,584.02
  5. Step 5: Solve for x
    x = 14,960,169,584.02/132,254.46
  6. Step 6: Final answer
    x = 113,116.56

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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.