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Finding the Fourth Proportional to 63,959.28, 88,260.60 and 35,283.96

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Solution

The fourth proportional to 63,959.28, 88,260.60 and 35,283.96 is: 48,690.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,959.28 : 88,260.60 = 35,283.96 : x
  2. Step 2: Convert to fraction form
    63,959.28/88,260.60 = 35,283.96/x
  3. Step 3: Cross multiply
    63,959.28x = 88,260.60 × 35,283.96
  4. Step 4: Simplify right side
    63,959.28x = 3,114,183,479.98
  5. Step 5: Solve for x
    x = 3,114,183,479.98/63,959.28
  6. Step 6: Final answer
    x = 48,690.10

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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.