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Finding the Fourth Proportional to 64,338.75, 88,791.12 and 36,053.55

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Solution

The fourth proportional to 64,338.75, 88,791.12 and 36,053.55 is: 49,755.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,338.75 : 88,791.12 = 36,053.55 : x
  2. Step 2: Convert to fraction form
    64,338.75/88,791.12 = 36,053.55/x
  3. Step 3: Cross multiply
    64,338.75x = 88,791.12 × 36,053.55
  4. Step 4: Simplify right side
    64,338.75x = 3,201,235,084.48
  5. Step 5: Solve for x
    x = 3,201,235,084.48/64,338.75
  6. Step 6: Final answer
    x = 49,755.94

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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.