Home / 71,312.06-107,004.98-36,251.75

Finding the Fourth Proportional to 71,312.06, 107,004.98 and 36,251.75

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Solution

The fourth proportional to 71,312.06, 107,004.98 and 36,251.75 is: 54,396.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,312.06 : 107,004.98 = 36,251.75 : x
  2. Step 2: Convert to fraction form
    71,312.06/107,004.98 = 36,251.75/x
  3. Step 3: Cross multiply
    71,312.06x = 107,004.98 × 36,251.75
  4. Step 4: Simplify right side
    71,312.06x = 3,879,118,141.86
  5. Step 5: Solve for x
    x = 3,879,118,141.86/71,312.06
  6. Step 6: Final answer
    x = 54,396.38

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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.