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Finding the Fourth Proportional to 175,323.22, 262,983.21 and 75,553.90

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Solution

The fourth proportional to 175,323.22, 262,983.21 and 75,553.90 is: 113,330.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,323.22 : 262,983.21 = 75,553.90 : x
  2. Step 2: Convert to fraction form
    175,323.22/262,983.21 = 75,553.90/x
  3. Step 3: Cross multiply
    175,323.22x = 262,983.21 × 75,553.90
  4. Step 4: Simplify right side
    175,323.22x = 19,869,407,150.02
  5. Step 5: Solve for x
    x = 19,869,407,150.02/175,323.22
  6. Step 6: Final answer
    x = 113,330.15

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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.