Home / 47,911.25-71,792.95-30,344.17

Finding the Fourth Proportional to 47,911.25, 71,792.95 and 30,344.17

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Solution

The fourth proportional to 47,911.25, 71,792.95 and 30,344.17 is: 45,469.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,911.25 : 71,792.95 = 30,344.17 : x
  2. Step 2: Convert to fraction form
    47,911.25/71,792.95 = 30,344.17/x
  3. Step 3: Cross multiply
    47,911.25x = 71,792.95 × 30,344.17
  4. Step 4: Simplify right side
    47,911.25x = 2,178,497,479.60
  5. Step 5: Solve for x
    x = 2,178,497,479.60/47,911.25
  6. Step 6: Final answer
    x = 45,469.44

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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.