Home / 132,359.97-182,564.35-87,023.46

Finding the Fourth Proportional to 132,359.97, 182,564.35 and 87,023.46

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Solution

The fourth proportional to 132,359.97, 182,564.35 and 87,023.46 is: 120,031.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,359.97 : 182,564.35 = 87,023.46 : x
  2. Step 2: Convert to fraction form
    132,359.97/182,564.35 = 87,023.46/x
  3. Step 3: Cross multiply
    132,359.97x = 182,564.35 × 87,023.46
  4. Step 4: Simplify right side
    132,359.97x = 15,887,381,409.65
  5. Step 5: Solve for x
    x = 15,887,381,409.65/132,359.97
  6. Step 6: Final answer
    x = 120,031.62

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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.