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Finding the Fourth Proportional to 83,278.44, 114,926.96 and 45,552.64

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Solution

The fourth proportional to 83,278.44, 114,926.96 and 45,552.64 is: 62,864.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,278.44 : 114,926.96 = 45,552.64 : x
  2. Step 2: Convert to fraction form
    83,278.44/114,926.96 = 45,552.64/x
  3. Step 3: Cross multiply
    83,278.44x = 114,926.96 × 45,552.64
  4. Step 4: Simplify right side
    83,278.44x = 5,235,226,435.17
  5. Step 5: Solve for x
    x = 5,235,226,435.17/83,278.44
  6. Step 6: Final answer
    x = 62,864.13

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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.