Home / 154,343.35-231,532.04-49,137.85

Finding the Fourth Proportional to 154,343.35, 231,532.04 and 49,137.85

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Solution

The fourth proportional to 154,343.35, 231,532.04 and 49,137.85 is: 73,712.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,343.35 : 231,532.04 = 49,137.85 : x
  2. Step 2: Convert to fraction form
    154,343.35/231,532.04 = 49,137.85/x
  3. Step 3: Cross multiply
    154,343.35x = 231,532.04 × 49,137.85
  4. Step 4: Simplify right side
    154,343.35x = 11,376,986,651.71
  5. Step 5: Solve for x
    x = 11,376,986,651.71/154,343.35
  6. Step 6: Final answer
    x = 73,712.19

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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.