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Finding the Fourth Proportional to 179,251.84, 247,344.96 and 103,799.68

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Solution

The fourth proportional to 179,251.84, 247,344.96 and 103,799.68 is: 143,230.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,251.84 : 247,344.96 = 103,799.68 : x
  2. Step 2: Convert to fraction form
    179,251.84/247,344.96 = 103,799.68/x
  3. Step 3: Cross multiply
    179,251.84x = 247,344.96 × 103,799.68
  4. Step 4: Simplify right side
    179,251.84x = 25,674,327,697.61
  5. Step 5: Solve for x
    x = 25,674,327,697.61/179,251.84
  6. Step 6: Final answer
    x = 143,230.48

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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.