Home / 88,253.82-121,791.02-47,967.62

Finding the Fourth Proportional to 88,253.82, 121,791.02 and 47,967.62

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Solution

The fourth proportional to 88,253.82, 121,791.02 and 47,967.62 is: 66,195.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,253.82 : 121,791.02 = 47,967.62 : x
  2. Step 2: Convert to fraction form
    88,253.82/121,791.02 = 47,967.62/x
  3. Step 3: Cross multiply
    88,253.82x = 121,791.02 × 47,967.62
  4. Step 4: Simplify right side
    88,253.82x = 5,842,024,517.98
  5. Step 5: Solve for x
    x = 5,842,024,517.98/88,253.82
  6. Step 6: Final answer
    x = 66,195.71

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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.