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Finding the Fourth Proportional to 63,939.41, 88,234.36 and 35,260.28

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Solution

The fourth proportional to 63,939.41, 88,234.36 and 35,260.28 is: 48,658.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,939.41 : 88,234.36 = 35,260.28 : x
  2. Step 2: Convert to fraction form
    63,939.41/88,234.36 = 35,260.28/x
  3. Step 3: Cross multiply
    63,939.41x = 88,234.36 × 35,260.28
  4. Step 4: Simplify right side
    63,939.41x = 3,111,168,239.22
  5. Step 5: Solve for x
    x = 3,111,168,239.22/63,939.41
  6. Step 6: Final answer
    x = 48,658.07

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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.