Home / 437,512.50-656,271.48-121,972.14

Finding the Fourth Proportional to 437,512.50, 656,271.48 and 121,972.14

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Solution

The fourth proportional to 437,512.50, 656,271.48 and 121,972.14 is: 182,958.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,512.50 : 656,271.48 = 121,972.14 : x
  2. Step 2: Convert to fraction form
    437,512.50/656,271.48 = 121,972.14/x
  3. Step 3: Cross multiply
    437,512.50x = 656,271.48 × 121,972.14
  4. Step 4: Simplify right side
    437,512.50x = 80,046,836,836.57
  5. Step 5: Solve for x
    x = 80,046,836,836.57/437,512.50
  6. Step 6: Final answer
    x = 182,958.97

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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.