Home / 162,134.18-223,747.39-89,541.97

Finding the Fourth Proportional to 162,134.18, 223,747.39 and 89,541.97

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Solution

The fourth proportional to 162,134.18, 223,747.39 and 89,541.97 is: 123,569.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,134.18 : 223,747.39 = 89,541.97 : x
  2. Step 2: Convert to fraction form
    162,134.18/223,747.39 = 89,541.97/x
  3. Step 3: Cross multiply
    162,134.18x = 223,747.39 × 89,541.97
  4. Step 4: Simplify right side
    162,134.18x = 20,034,782,642.26
  5. Step 5: Solve for x
    x = 20,034,782,642.26/162,134.18
  6. Step 6: Final answer
    x = 123,569.15

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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.