Home / 175,715.96-263,534.42-80,855.14

Finding the Fourth Proportional to 175,715.96, 263,534.42 and 80,855.14

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Solution

The fourth proportional to 175,715.96, 263,534.42 and 80,855.14 is: 121,264.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,715.96 : 263,534.42 = 80,855.14 : x
  2. Step 2: Convert to fraction form
    175,715.96/263,534.42 = 80,855.14/x
  3. Step 3: Cross multiply
    175,715.96x = 263,534.42 × 80,855.14
  4. Step 4: Simplify right side
    175,715.96x = 21,308,112,423.92
  5. Step 5: Solve for x
    x = 21,308,112,423.92/175,715.96
  6. Step 6: Final answer
    x = 121,264.52

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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.