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Finding the Fourth Proportional to 63,787.64, 88,023.94 and 35,106.36

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Solution

The fourth proportional to 63,787.64, 88,023.94 and 35,106.36 is: 48,445.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,787.64 : 88,023.94 = 35,106.36 : x
  2. Step 2: Convert to fraction form
    63,787.64/88,023.94 = 35,106.36/x
  3. Step 3: Cross multiply
    63,787.64x = 88,023.94 × 35,106.36
  4. Step 4: Simplify right side
    63,787.64x = 3,090,200,126.26
  5. Step 5: Solve for x
    x = 3,090,200,126.26/63,787.64
  6. Step 6: Final answer
    x = 48,445.12

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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.