Home / 235,422.35-324,934.44-154,857.83

Finding the Fourth Proportional to 235,422.35, 324,934.44 and 154,857.83

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Solution

The fourth proportional to 235,422.35, 324,934.44 and 154,857.83 is: 213,737.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,422.35 : 324,934.44 = 154,857.83 : x
  2. Step 2: Convert to fraction form
    235,422.35/324,934.44 = 154,857.83/x
  3. Step 3: Cross multiply
    235,422.35x = 324,934.44 × 154,857.83
  4. Step 4: Simplify right side
    235,422.35x = 50,318,640,065.28
  5. Step 5: Solve for x
    x = 50,318,640,065.28/235,422.35
  6. Step 6: Final answer
    x = 213,737.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.