Home / 173,972.74-260,631.78-136,418.80

Finding the Fourth Proportional to 173,972.74, 260,631.78 and 136,418.80

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Solution

The fourth proportional to 173,972.74, 260,631.78 and 136,418.80 is: 204,371.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,972.74 : 260,631.78 = 136,418.80 : x
  2. Step 2: Convert to fraction form
    173,972.74/260,631.78 = 136,418.80/x
  3. Step 3: Cross multiply
    173,972.74x = 260,631.78 × 136,418.80
  4. Step 4: Simplify right side
    173,972.74x = 35,555,074,669.46
  5. Step 5: Solve for x
    x = 35,555,074,669.46/173,972.74
  6. Step 6: Final answer
    x = 204,371.53

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1.5x scale

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.