Home / 58,627.20-80,942.22-45,172.92

Finding the Fourth Proportional to 58,627.20, 80,942.22 and 45,172.92

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Solution

The fourth proportional to 58,627.20, 80,942.22 and 45,172.92 is: 62,366.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,627.20 : 80,942.22 = 45,172.92 : x
  2. Step 2: Convert to fraction form
    58,627.20/80,942.22 = 45,172.92/x
  3. Step 3: Cross multiply
    58,627.20x = 80,942.22 × 45,172.92
  4. Step 4: Simplify right side
    58,627.20x = 3,656,396,428.68
  5. Step 5: Solve for x
    x = 3,656,396,428.68/58,627.20
  6. Step 6: Final answer
    x = 62,366.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.