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Finding the Fourth Proportional to 63,958.40, 88,260.41 and 35,279.19

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Solution

The fourth proportional to 63,958.40, 88,260.41 and 35,279.19 is: 48,684.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,958.40 : 88,260.41 = 35,279.19 : x
  2. Step 2: Convert to fraction form
    63,958.40/88,260.41 = 35,279.19/x
  3. Step 3: Cross multiply
    63,958.40x = 88,260.41 × 35,279.19
  4. Step 4: Simplify right side
    63,958.40x = 3,113,755,597.47
  5. Step 5: Solve for x
    x = 3,113,755,597.47/63,958.40
  6. Step 6: Final answer
    x = 48,684.08

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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.