Home / 106,332.26-159,529.57-31,454.37

Finding the Fourth Proportional to 106,332.26, 159,529.57 and 31,454.37

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Solution

The fourth proportional to 106,332.26, 159,529.57 and 31,454.37 is: 47,190.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,332.26 : 159,529.57 = 31,454.37 : x
  2. Step 2: Convert to fraction form
    106,332.26/159,529.57 = 31,454.37/x
  3. Step 3: Cross multiply
    106,332.26x = 159,529.57 × 31,454.37
  4. Step 4: Simplify right side
    106,332.26x = 5,017,902,042.08
  5. Step 5: Solve for x
    x = 5,017,902,042.08/106,332.26
  6. Step 6: Final answer
    x = 47,190.78

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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.