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Finding the Fourth Proportional to 63,351.59, 87,420.62 and 35,057.75

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Solution

The fourth proportional to 63,351.59, 87,420.62 and 35,057.75 is: 48,377.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,351.59 : 87,420.62 = 35,057.75 : x
  2. Step 2: Convert to fraction form
    63,351.59/87,420.62 = 35,057.75/x
  3. Step 3: Cross multiply
    63,351.59x = 87,420.62 × 35,057.75
  4. Step 4: Simplify right side
    63,351.59x = 3,064,770,065.52
  5. Step 5: Solve for x
    x = 3,064,770,065.52/63,351.59
  6. Step 6: Final answer
    x = 48,377.16

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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.