Home / 175,496.28-263,283.30-81,951

Finding the Fourth Proportional to 175,496.28, 263,283.30 and 81,951

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Solution

The fourth proportional to 175,496.28, 263,283.30 and 81,951 is: 122,944.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,496.28 : 263,283.30 = 81,951 : x
  2. Step 2: Convert to fraction form
    175,496.28/263,283.30 = 81,951/x
  3. Step 3: Cross multiply
    175,496.28x = 263,283.30 × 81,951
  4. Step 4: Simplify right side
    175,496.28x = 21,576,329,718.30
  5. Step 5: Solve for x
    x = 21,576,329,718.30/175,496.28
  6. Step 6: Final answer
    x = 122,944.66

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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.