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Finding the Fourth Proportional to 63,488.56, 87,616.96 and 35,194.24

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Solution

The fourth proportional to 63,488.56, 87,616.96 and 35,194.24 is: 48,569.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,488.56 : 87,616.96 = 35,194.24 : x
  2. Step 2: Convert to fraction form
    63,488.56/87,616.96 = 35,194.24/x
  3. Step 3: Cross multiply
    63,488.56x = 87,616.96 × 35,194.24
  4. Step 4: Simplify right side
    63,488.56x = 3,083,612,318.31
  5. Step 5: Solve for x
    x = 3,083,612,318.31/63,488.56
  6. Step 6: Final answer
    x = 48,569.57

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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.