Home / 178,081.49-245,759.07-101,613.03

Finding the Fourth Proportional to 178,081.49, 245,759.07 and 101,613.03

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Solution

The fourth proportional to 178,081.49, 245,759.07 and 101,613.03 is: 140,229.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,081.49 : 245,759.07 = 101,613.03 : x
  2. Step 2: Convert to fraction form
    178,081.49/245,759.07 = 101,613.03/x
  3. Step 3: Cross multiply
    178,081.49x = 245,759.07 × 101,613.03
  4. Step 4: Simplify right side
    178,081.49x = 24,972,323,752.68
  5. Step 5: Solve for x
    x = 24,972,323,752.68/178,081.49
  6. Step 6: Final answer
    x = 140,229.76

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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.