Home / 168,047.08-252,144.76-89,141.96

Finding the Fourth Proportional to 168,047.08, 252,144.76 and 89,141.96

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Solution

The fourth proportional to 168,047.08, 252,144.76 and 89,141.96 is: 133,752.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,047.08 : 252,144.76 = 89,141.96 : x
  2. Step 2: Convert to fraction form
    168,047.08/252,144.76 = 89,141.96/x
  3. Step 3: Cross multiply
    168,047.08x = 252,144.76 × 89,141.96
  4. Step 4: Simplify right side
    168,047.08x = 22,476,678,110.13
  5. Step 5: Solve for x
    x = 22,476,678,110.13/168,047.08
  6. Step 6: Final answer
    x = 133,752.27

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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.