Home / 47,752.78-71,512.50-41,220.94

Finding the Fourth Proportional to 47,752.78, 71,512.50 and 41,220.94

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Solution

The fourth proportional to 47,752.78, 71,512.50 and 41,220.94 is: 61,730.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,752.78 : 71,512.50 = 41,220.94 : x
  2. Step 2: Convert to fraction form
    47,752.78/71,512.50 = 41,220.94/x
  3. Step 3: Cross multiply
    47,752.78x = 71,512.50 × 41,220.94
  4. Step 4: Simplify right side
    47,752.78x = 2,947,812,471.75
  5. Step 5: Solve for x
    x = 2,947,812,471.75/47,752.78
  6. Step 6: Final answer
    x = 61,730.70

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1.5x scale

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.