Home / 167,344.42-250,389.24-99,628.78

Finding the Fourth Proportional to 167,344.42, 250,389.24 and 99,628.78

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Solution

The fourth proportional to 167,344.42, 250,389.24 and 99,628.78 is: 149,069.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,344.42 : 250,389.24 = 99,628.78 : x
  2. Step 2: Convert to fraction form
    167,344.42/250,389.24 = 99,628.78/x
  3. Step 3: Cross multiply
    167,344.42x = 250,389.24 × 99,628.78
  4. Step 4: Simplify right side
    167,344.42x = 24,945,974,506.33
  5. Step 5: Solve for x
    x = 24,945,974,506.33/167,344.42
  6. Step 6: Final answer
    x = 149,069.65

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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.