Home / 179,108.33-268,446.20-79,155.14

Finding the Fourth Proportional to 179,108.33, 268,446.20 and 79,155.14

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Solution

The fourth proportional to 179,108.33, 268,446.20 and 79,155.14 is: 118,637.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,108.33 : 268,446.20 = 79,155.14 : x
  2. Step 2: Convert to fraction form
    179,108.33/268,446.20 = 79,155.14/x
  3. Step 3: Cross multiply
    179,108.33x = 268,446.20 × 79,155.14
  4. Step 4: Simplify right side
    179,108.33x = 21,248,894,805.46
  5. Step 5: Solve for x
    x = 21,248,894,805.46/179,108.33
  6. Step 6: Final answer
    x = 118,637.11

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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.