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Finding the Fourth Proportional to 63,558.56, 87,709.92 and 35,264.36

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Solution

The fourth proportional to 63,558.56, 87,709.92 and 35,264.36 is: 48,664.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,558.56 : 87,709.92 = 35,264.36 : x
  2. Step 2: Convert to fraction form
    63,558.56/87,709.92 = 35,264.36/x
  3. Step 3: Cross multiply
    63,558.56x = 87,709.92 × 35,264.36
  4. Step 4: Simplify right side
    63,558.56x = 3,093,033,755.90
  5. Step 5: Solve for x
    x = 3,093,033,755.90/63,558.56
  6. Step 6: Final answer
    x = 48,664.32

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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.