Home / 162,557.55-224,336.28-100,481.83

Finding the Fourth Proportional to 162,557.55, 224,336.28 and 100,481.83

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Solution

The fourth proportional to 162,557.55, 224,336.28 and 100,481.83 is: 138,669.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,557.55 : 224,336.28 = 100,481.83 : x
  2. Step 2: Convert to fraction form
    162,557.55/224,336.28 = 100,481.83/x
  3. Step 3: Cross multiply
    162,557.55x = 224,336.28 × 100,481.83
  4. Step 4: Simplify right side
    162,557.55x = 22,541,721,027.65
  5. Step 5: Solve for x
    x = 22,541,721,027.65/162,557.55
  6. Step 6: Final answer
    x = 138,669.17

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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.