Home / 45,943.14-68,780.82-34,149.15

Finding the Fourth Proportional to 45,943.14, 68,780.82 and 34,149.15

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Solution

The fourth proportional to 45,943.14, 68,780.82 and 34,149.15 is: 51,124.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,943.14 : 68,780.82 = 34,149.15 : x
  2. Step 2: Convert to fraction form
    45,943.14/68,780.82 = 34,149.15/x
  3. Step 3: Cross multiply
    45,943.14x = 68,780.82 × 34,149.15
  4. Step 4: Simplify right side
    45,943.14x = 2,348,806,539.30
  5. Step 5: Solve for x
    x = 2,348,806,539.30/45,943.14
  6. Step 6: Final answer
    x = 51,124.21

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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.