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Finding the Fourth Proportional to 179,337.70, 269,006.55 and 165,820.90

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Solution

The fourth proportional to 179,337.70, 269,006.55 and 165,820.90 is: 248,731.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,337.70 : 269,006.55 = 165,820.90 : x
  2. Step 2: Convert to fraction form
    179,337.70/269,006.55 = 165,820.90/x
  3. Step 3: Cross multiply
    179,337.70x = 269,006.55 × 165,820.90
  4. Step 4: Simplify right side
    179,337.70x = 44,606,908,226.90
  5. Step 5: Solve for x
    x = 44,606,908,226.90/179,337.70
  6. Step 6: Final answer
    x = 248,731.35

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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.