Home / 179,717.50-248,010.15-100,229.50

Finding the Fourth Proportional to 179,717.50, 248,010.15 and 100,229.50

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Solution

The fourth proportional to 179,717.50, 248,010.15 and 100,229.50 is: 138,316.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,717.50 : 248,010.15 = 100,229.50 : x
  2. Step 2: Convert to fraction form
    179,717.50/248,010.15 = 100,229.50/x
  3. Step 3: Cross multiply
    179,717.50x = 248,010.15 × 100,229.50
  4. Step 4: Simplify right side
    179,717.50x = 24,857,933,329.43
  5. Step 5: Solve for x
    x = 24,857,933,329.43/179,717.50
  6. Step 6: Final answer
    x = 138,316.71

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1.5x scale

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.