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Finding the Fourth Proportional to 63,287.86, 94,946.19 and 33,690.10

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Solution

The fourth proportional to 63,287.86, 94,946.19 and 33,690.10 is: 50,542.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,287.86 : 94,946.19 = 33,690.10 : x
  2. Step 2: Convert to fraction form
    63,287.86/94,946.19 = 33,690.10/x
  3. Step 3: Cross multiply
    63,287.86x = 94,946.19 × 33,690.10
  4. Step 4: Simplify right side
    63,287.86x = 3,198,746,635.72
  5. Step 5: Solve for x
    x = 3,198,746,635.72/63,287.86
  6. Step 6: Final answer
    x = 50,542.82

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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.