Home / 250,835.04-376,171.92-82,309.68

Finding the Fourth Proportional to 250,835.04, 376,171.92 and 82,309.68

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Solution

The fourth proportional to 250,835.04, 376,171.92 and 82,309.68 is: 123,438.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,835.04 : 376,171.92 = 82,309.68 : x
  2. Step 2: Convert to fraction form
    250,835.04/376,171.92 = 82,309.68/x
  3. Step 3: Cross multiply
    250,835.04x = 376,171.92 × 82,309.68
  4. Step 4: Simplify right side
    250,835.04x = 30,962,590,360.19
  5. Step 5: Solve for x
    x = 30,962,590,360.19/250,835.04
  6. Step 6: Final answer
    x = 123,438.06

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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.