Home / 154,550.83-231,759.41-53,359.55

Finding the Fourth Proportional to 154,550.83, 231,759.41 and 53,359.55

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Solution

The fourth proportional to 154,550.83, 231,759.41 and 53,359.55 is: 80,016.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,550.83 : 231,759.41 = 53,359.55 : x
  2. Step 2: Convert to fraction form
    154,550.83/231,759.41 = 53,359.55/x
  3. Step 3: Cross multiply
    154,550.83x = 231,759.41 × 53,359.55
  4. Step 4: Simplify right side
    154,550.83x = 12,366,578,271.87
  5. Step 5: Solve for x
    x = 12,366,578,271.87/154,550.83
  6. Step 6: Final answer
    x = 80,016.25

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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.