Home / 250,223.31-375,346.20-81,753.93

Finding the Fourth Proportional to 250,223.31, 375,346.20 and 81,753.93

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Solution

The fourth proportional to 250,223.31, 375,346.20 and 81,753.93 is: 122,634.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,223.31 : 375,346.20 = 81,753.93 : x
  2. Step 2: Convert to fraction form
    250,223.31/375,346.20 = 81,753.93/x
  3. Step 3: Cross multiply
    250,223.31x = 375,346.20 × 81,753.93
  4. Step 4: Simplify right side
    250,223.31x = 30,686,026,960.57
  5. Step 5: Solve for x
    x = 30,686,026,960.57/250,223.31
  6. Step 6: Final answer
    x = 122,634.57

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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.