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Finding the Fourth Proportional to 63,894.39, 88,174.86 and 35,215.08

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Solution

The fourth proportional to 63,894.39, 88,174.86 and 35,215.08 is: 48,597.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,894.39 : 88,174.86 = 35,215.08 : x
  2. Step 2: Convert to fraction form
    63,894.39/88,174.86 = 35,215.08/x
  3. Step 3: Cross multiply
    63,894.39x = 88,174.86 × 35,215.08
  4. Step 4: Simplify right side
    63,894.39x = 3,105,084,748.89
  5. Step 5: Solve for x
    x = 3,105,084,748.89/63,894.39
  6. Step 6: Final answer
    x = 48,597.14

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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.