Home / 155,561.91-233,391.29-55,722.96

Finding the Fourth Proportional to 155,561.91, 233,391.29 and 55,722.96

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Solution

The fourth proportional to 155,561.91, 233,391.29 and 55,722.96 is: 83,601.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,561.91 : 233,391.29 = 55,722.96 : x
  2. Step 2: Convert to fraction form
    155,561.91/233,391.29 = 55,722.96/x
  3. Step 3: Cross multiply
    155,561.91x = 233,391.29 × 55,722.96
  4. Step 4: Simplify right side
    155,561.91x = 13,005,253,238.40
  5. Step 5: Solve for x
    x = 13,005,253,238.40/155,561.91
  6. Step 6: Final answer
    x = 83,601.78

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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.