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Finding the Fourth Proportional to 83,270.63, 114,913.28 and 45,544.88

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Solution

The fourth proportional to 83,270.63, 114,913.28 and 45,544.88 is: 62,851.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,270.63 : 114,913.28 = 45,544.88 : x
  2. Step 2: Convert to fraction form
    83,270.63/114,913.28 = 45,544.88/x
  3. Step 3: Cross multiply
    83,270.63x = 114,913.28 × 45,544.88
  4. Step 4: Simplify right side
    83,270.63x = 5,233,711,949.15
  5. Step 5: Solve for x
    x = 5,233,711,949.15/83,270.63
  6. Step 6: Final answer
    x = 62,851.83

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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.