Home / 175,378.46-263,106.66-81,833.18

Finding the Fourth Proportional to 175,378.46, 263,106.66 and 81,833.18

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Solution

The fourth proportional to 175,378.46, 263,106.66 and 81,833.18 is: 122,767.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,378.46 : 263,106.66 = 81,833.18 : x
  2. Step 2: Convert to fraction form
    175,378.46/263,106.66 = 81,833.18/x
  3. Step 3: Cross multiply
    175,378.46x = 263,106.66 × 81,833.18
  4. Step 4: Simplify right side
    175,378.46x = 21,530,854,666.98
  5. Step 5: Solve for x
    x = 21,530,854,666.98/175,378.46
  6. Step 6: Final answer
    x = 122,767.95

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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.