Home / 179,320.11-269,042.45-79,550.37

Finding the Fourth Proportional to 179,320.11, 269,042.45 and 79,550.37

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Solution

The fourth proportional to 179,320.11, 269,042.45 and 79,550.37 is: 119,353.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,320.11 : 269,042.45 = 79,550.37 : x
  2. Step 2: Convert to fraction form
    179,320.11/269,042.45 = 79,550.37/x
  3. Step 3: Cross multiply
    179,320.11x = 269,042.45 × 79,550.37
  4. Step 4: Simplify right side
    179,320.11x = 21,402,426,343.77
  5. Step 5: Solve for x
    x = 21,402,426,343.77/179,320.11
  6. Step 6: Final answer
    x = 119,353.18

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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.