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Finding the Fourth Proportional to 62,882.88, 86,784.12 and 36,034.08

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Solution

The fourth proportional to 62,882.88, 86,784.12 and 36,034.08 is: 49,730.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,882.88 : 86,784.12 = 36,034.08 : x
  2. Step 2: Convert to fraction form
    62,882.88/86,784.12 = 36,034.08/x
  3. Step 3: Cross multiply
    62,882.88x = 86,784.12 × 36,034.08
  4. Step 4: Simplify right side
    62,882.88x = 3,127,185,922.81
  5. Step 5: Solve for x
    x = 3,127,185,922.81/62,882.88
  6. Step 6: Final answer
    x = 49,730.32

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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.