Home / 47,173.20-70,792.56-30,491.79

Finding the Fourth Proportional to 47,173.20, 70,792.56 and 30,491.79

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Solution

The fourth proportional to 47,173.20, 70,792.56 and 30,491.79 is: 45,758.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,173.20 : 70,792.56 = 30,491.79 : x
  2. Step 2: Convert to fraction form
    47,173.20/70,792.56 = 30,491.79/x
  3. Step 3: Cross multiply
    47,173.20x = 70,792.56 × 30,491.79
  4. Step 4: Simplify right side
    47,173.20x = 2,158,591,873.08
  5. Step 5: Solve for x
    x = 2,158,591,873.08/47,173.20
  6. Step 6: Final answer
    x = 45,758.86

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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.