Home / 108,267.06-162,363.58-54,938.47

Finding the Fourth Proportional to 108,267.06, 162,363.58 and 54,938.47

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Solution

The fourth proportional to 108,267.06, 162,363.58 and 54,938.47 is: 82,388.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,267.06 : 162,363.58 = 54,938.47 : x
  2. Step 2: Convert to fraction form
    108,267.06/162,363.58 = 54,938.47/x
  3. Step 3: Cross multiply
    108,267.06x = 162,363.58 × 54,938.47
  4. Step 4: Simplify right side
    108,267.06x = 8,920,006,668.92
  5. Step 5: Solve for x
    x = 8,920,006,668.92/108,267.06
  6. Step 6: Final answer
    x = 82,388.92

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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.