Home / 103,278.14-154,924.24-33,153.20

Finding the Fourth Proportional to 103,278.14, 154,924.24 and 33,153.20

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Solution

The fourth proportional to 103,278.14, 154,924.24 and 33,153.20 is: 49,732.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,278.14 : 154,924.24 = 33,153.20 : x
  2. Step 2: Convert to fraction form
    103,278.14/154,924.24 = 33,153.20/x
  3. Step 3: Cross multiply
    103,278.14x = 154,924.24 × 33,153.20
  4. Step 4: Simplify right side
    103,278.14x = 5,136,234,313.57
  5. Step 5: Solve for x
    x = 5,136,234,313.57/103,278.14
  6. Step 6: Final answer
    x = 49,732.06

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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.