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Finding the Fourth Proportional to 179,873.76, 248,227.86 and 99,299.84

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Solution

The fourth proportional to 179,873.76, 248,227.86 and 99,299.84 is: 137,034.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,873.76 : 248,227.86 = 99,299.84 : x
  2. Step 2: Convert to fraction form
    179,873.76/248,227.86 = 99,299.84/x
  3. Step 3: Cross multiply
    179,873.76x = 248,227.86 × 99,299.84
  4. Step 4: Simplify right side
    179,873.76x = 24,648,986,781.54
  5. Step 5: Solve for x
    x = 24,648,986,781.54/179,873.76
  6. Step 6: Final answer
    x = 137,034.92

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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.