Home / 71,115.03-106,590.45-26,713.41

Finding the Fourth Proportional to 71,115.03, 106,590.45 and 26,713.41

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Solution

The fourth proportional to 71,115.03, 106,590.45 and 26,713.41 is: 40,039.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,115.03 : 106,590.45 = 26,713.41 : x
  2. Step 2: Convert to fraction form
    71,115.03/106,590.45 = 26,713.41/x
  3. Step 3: Cross multiply
    71,115.03x = 106,590.45 × 26,713.41
  4. Step 4: Simplify right side
    71,115.03x = 2,847,394,392.93
  5. Step 5: Solve for x
    x = 2,847,394,392.93/71,115.03
  6. Step 6: Final answer
    x = 40,039.28

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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.