Home / 154,418.10-231,627.15-60,911.70

Finding the Fourth Proportional to 154,418.10, 231,627.15 and 60,911.70

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Solution

The fourth proportional to 154,418.10, 231,627.15 and 60,911.70 is: 91,367.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,418.10 : 231,627.15 = 60,911.70 : x
  2. Step 2: Convert to fraction form
    154,418.10/231,627.15 = 60,911.70/x
  3. Step 3: Cross multiply
    154,418.10x = 231,627.15 × 60,911.70
  4. Step 4: Simplify right side
    154,418.10x = 14,108,803,472.66
  5. Step 5: Solve for x
    x = 14,108,803,472.66/154,418.10
  6. Step 6: Final answer
    x = 91,367.55

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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.