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Finding the Fourth Proportional to 63,883.98, 88,170.39 and 35,598.78

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Solution

The fourth proportional to 63,883.98, 88,170.39 and 35,598.78 is: 49,132.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,883.98 : 88,170.39 = 35,598.78 : x
  2. Step 2: Convert to fraction form
    63,883.98/88,170.39 = 35,598.78/x
  3. Step 3: Cross multiply
    63,883.98x = 88,170.39 × 35,598.78
  4. Step 4: Simplify right side
    63,883.98x = 3,138,758,316.12
  5. Step 5: Solve for x
    x = 3,138,758,316.12/63,883.98
  6. Step 6: Final answer
    x = 49,132.17

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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.