Home / 152,969.22-229,121.10-73,917

Finding the Fourth Proportional to 152,969.22, 229,121.10 and 73,917

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Solution

The fourth proportional to 152,969.22, 229,121.10 and 73,917 is: 110,714.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,969.22 : 229,121.10 = 73,917 : x
  2. Step 2: Convert to fraction form
    152,969.22/229,121.10 = 73,917/x
  3. Step 3: Cross multiply
    152,969.22x = 229,121.10 × 73,917
  4. Step 4: Simplify right side
    152,969.22x = 16,935,944,348.70
  5. Step 5: Solve for x
    x = 16,935,944,348.70/152,969.22
  6. Step 6: Final answer
    x = 110,714.72

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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.