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Finding the Fourth Proportional to 63,107.65, 87,089.52 and 34,813.33

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Solution

The fourth proportional to 63,107.65, 87,089.52 and 34,813.33 is: 48,042.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,107.65 : 87,089.52 = 34,813.33 : x
  2. Step 2: Convert to fraction form
    63,107.65/87,089.52 = 34,813.33/x
  3. Step 3: Cross multiply
    63,107.65x = 87,089.52 × 34,813.33
  4. Step 4: Simplify right side
    63,107.65x = 3,031,876,199.30
  5. Step 5: Solve for x
    x = 3,031,876,199.30/63,107.65
  6. Step 6: Final answer
    x = 48,042.93

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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.