Home / 108,269.28-162,451.39-51,384.27

Finding the Fourth Proportional to 108,269.28, 162,451.39 and 51,384.27

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Solution

The fourth proportional to 108,269.28, 162,451.39 and 51,384.27 is: 77,098.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,269.28 : 162,451.39 = 51,384.27 : x
  2. Step 2: Convert to fraction form
    108,269.28/162,451.39 = 51,384.27/x
  3. Step 3: Cross multiply
    108,269.28x = 162,451.39 × 51,384.27
  4. Step 4: Simplify right side
    108,269.28x = 8,347,445,540.67
  5. Step 5: Solve for x
    x = 8,347,445,540.67/108,269.28
  6. Step 6: Final answer
    x = 77,098.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.