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Finding the Fourth Proportional to 63,851.12, 88,113.12 and 35,559.44

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Solution

The fourth proportional to 63,851.12, 88,113.12 and 35,559.44 is: 49,071.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,851.12 : 88,113.12 = 35,559.44 : x
  2. Step 2: Convert to fraction form
    63,851.12/88,113.12 = 35,559.44/x
  3. Step 3: Cross multiply
    63,851.12x = 88,113.12 × 35,559.44
  4. Step 4: Simplify right side
    63,851.12x = 3,133,253,203.85
  5. Step 5: Solve for x
    x = 3,133,253,203.85/63,851.12
  6. Step 6: Final answer
    x = 49,071.23

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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.