Home / 155,185.97-232,941.85-137,529.59

Finding the Fourth Proportional to 155,185.97, 232,941.85 and 137,529.59

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Solution

The fourth proportional to 155,185.97, 232,941.85 and 137,529.59 is: 206,438.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,185.97 : 232,941.85 = 137,529.59 : x
  2. Step 2: Convert to fraction form
    155,185.97/232,941.85 = 137,529.59/x
  3. Step 3: Cross multiply
    155,185.97x = 232,941.85 × 137,529.59
  4. Step 4: Simplify right side
    155,185.97x = 32,036,397,019.05
  5. Step 5: Solve for x
    x = 32,036,397,019.05/155,185.97
  6. Step 6: Final answer
    x = 206,438.74

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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.