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Finding the Fourth Proportional to 63,180, 94,711.68 and 23,710.32

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Solution

The fourth proportional to 63,180, 94,711.68 and 23,710.32 is: 35,543.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,180 : 94,711.68 = 23,710.32 : x
  2. Step 2: Convert to fraction form
    63,180/94,711.68 = 23,710.32/x
  3. Step 3: Cross multiply
    63,180x = 94,711.68 × 23,710.32
  4. Step 4: Simplify right side
    63,180x = 2,245,644,240.54
  5. Step 5: Solve for x
    x = 2,245,644,240.54/63,180
  6. Step 6: Final answer
    x = 35,543.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.