Home / 132,265.19-182,527.28-71,836.40

Finding the Fourth Proportional to 132,265.19, 182,527.28 and 71,836.40

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Solution

The fourth proportional to 132,265.19, 182,527.28 and 71,836.40 is: 99,134.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,265.19 : 182,527.28 = 71,836.40 : x
  2. Step 2: Convert to fraction form
    132,265.19/182,527.28 = 71,836.40/x
  3. Step 3: Cross multiply
    132,265.19x = 182,527.28 × 71,836.40
  4. Step 4: Simplify right side
    132,265.19x = 13,112,101,425.17
  5. Step 5: Solve for x
    x = 13,112,101,425.17/132,265.19
  6. Step 6: Final answer
    x = 99,134.94

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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.