Home / 48,047.12-71,972.76-39,194

Finding the Fourth Proportional to 48,047.12, 71,972.76 and 39,194

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Solution

The fourth proportional to 48,047.12, 71,972.76 and 39,194 is: 58,711.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,047.12 : 71,972.76 = 39,194 : x
  2. Step 2: Convert to fraction form
    48,047.12/71,972.76 = 39,194/x
  3. Step 3: Cross multiply
    48,047.12x = 71,972.76 × 39,194
  4. Step 4: Simplify right side
    48,047.12x = 2,820,900,355.44
  5. Step 5: Solve for x
    x = 2,820,900,355.44/48,047.12
  6. Step 6: Final answer
    x = 58,711.12

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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.