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Finding the Fourth Proportional to 63,944, 88,254.12 and 40,091.12

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Solution

The fourth proportional to 63,944, 88,254.12 and 40,091.12 is: 55,332.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,944 : 88,254.12 = 40,091.12 : x
  2. Step 2: Convert to fraction form
    63,944/88,254.12 = 40,091.12/x
  3. Step 3: Cross multiply
    63,944x = 88,254.12 × 40,091.12
  4. Step 4: Simplify right side
    63,944x = 3,538,206,515.41
  5. Step 5: Solve for x
    x = 3,538,206,515.41/63,944
  6. Step 6: Final answer
    x = 55,332.89

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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.