Home / 247,839.90-371,550.87-107,492.82

Finding the Fourth Proportional to 247,839.90, 371,550.87 and 107,492.82

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Solution

The fourth proportional to 247,839.90, 371,550.87 and 107,492.82 is: 161,148.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,839.90 : 371,550.87 = 107,492.82 : x
  2. Step 2: Convert to fraction form
    247,839.90/371,550.87 = 107,492.82/x
  3. Step 3: Cross multiply
    247,839.90x = 371,550.87 × 107,492.82
  4. Step 4: Simplify right side
    247,839.90x = 39,939,050,789.75
  5. Step 5: Solve for x
    x = 39,939,050,789.75/247,839.90
  6. Step 6: Final answer
    x = 161,148.59

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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.