Home / 132,165.27-182,388.28-71,735.91

Finding the Fourth Proportional to 132,165.27, 182,388.28 and 71,735.91

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Solution

The fourth proportional to 132,165.27, 182,388.28 and 71,735.91 is: 98,995.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,165.27 : 182,388.28 = 71,735.91 : x
  2. Step 2: Convert to fraction form
    132,165.27/182,388.28 = 71,735.91/x
  3. Step 3: Cross multiply
    132,165.27x = 182,388.28 × 71,735.91
  4. Step 4: Simplify right side
    132,165.27x = 13,083,789,239.13
  5. Step 5: Solve for x
    x = 13,083,789,239.13/132,165.27
  6. Step 6: Final answer
    x = 98,995.67

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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.