Home / 250,619.17-376,006.70-82,140.97

Finding the Fourth Proportional to 250,619.17, 376,006.70 and 82,140.97

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Solution

The fourth proportional to 250,619.17, 376,006.70 and 82,140.97 is: 123,237.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,619.17 : 376,006.70 = 82,140.97 : x
  2. Step 2: Convert to fraction form
    250,619.17/376,006.70 = 82,140.97/x
  3. Step 3: Cross multiply
    250,619.17x = 376,006.70 × 82,140.97
  4. Step 4: Simplify right side
    250,619.17x = 30,885,555,064.50
  5. Step 5: Solve for x
    x = 30,885,555,064.50/250,619.17
  6. Step 6: Final answer
    x = 123,237.00

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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.