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Finding the Fourth Proportional to 63,329.86, 87,390.39 and 35,034.94

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Solution

The fourth proportional to 63,329.86, 87,390.39 and 35,034.94 is: 48,345.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,329.86 : 87,390.39 = 35,034.94 : x
  2. Step 2: Convert to fraction form
    63,329.86/87,390.39 = 35,034.94/x
  3. Step 3: Cross multiply
    63,329.86x = 87,390.39 × 35,034.94
  4. Step 4: Simplify right side
    63,329.86x = 3,061,717,070.23
  5. Step 5: Solve for x
    x = 3,061,717,070.23/63,329.86
  6. Step 6: Final answer
    x = 48,345.55

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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.