Home / 274,981.12-412,604.16-141,867.52

Finding the Fourth Proportional to 274,981.12, 412,604.16 and 141,867.52

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Solution

The fourth proportional to 274,981.12, 412,604.16 and 141,867.52 is: 212,869.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,981.12 : 412,604.16 = 141,867.52 : x
  2. Step 2: Convert to fraction form
    274,981.12/412,604.16 = 141,867.52/x
  3. Step 3: Cross multiply
    274,981.12x = 412,604.16 × 141,867.52
  4. Step 4: Simplify right side
    274,981.12x = 58,535,128,920.88
  5. Step 5: Solve for x
    x = 58,535,128,920.88/274,981.12
  6. Step 6: Final answer
    x = 212,869.63

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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.