Home / 161,319.68-242,010.04-53,255.14

Finding the Fourth Proportional to 161,319.68, 242,010.04 and 53,255.14

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Solution

The fourth proportional to 161,319.68, 242,010.04 and 53,255.14 is: 79,892.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,319.68 : 242,010.04 = 53,255.14 : x
  2. Step 2: Convert to fraction form
    161,319.68/242,010.04 = 53,255.14/x
  3. Step 3: Cross multiply
    161,319.68x = 242,010.04 × 53,255.14
  4. Step 4: Simplify right side
    161,319.68x = 12,888,278,561.61
  5. Step 5: Solve for x
    x = 12,888,278,561.61/161,319.68
  6. Step 6: Final answer
    x = 79,892.79

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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.