Home / 175,774.49-263,309.09-80,872.46

Finding the Fourth Proportional to 175,774.49, 263,309.09 and 80,872.46

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Solution

The fourth proportional to 175,774.49, 263,309.09 and 80,872.46 is: 121,146.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,774.49 : 263,309.09 = 80,872.46 : x
  2. Step 2: Convert to fraction form
    175,774.49/263,309.09 = 80,872.46/x
  3. Step 3: Cross multiply
    175,774.49x = 263,309.09 × 80,872.46
  4. Step 4: Simplify right side
    175,774.49x = 21,294,454,823.73
  5. Step 5: Solve for x
    x = 21,294,454,823.73/175,774.49
  6. Step 6: Final answer
    x = 121,146.44

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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.