Home / 173,147.92-259,722.03-138,309.01

Finding the Fourth Proportional to 173,147.92, 259,722.03 and 138,309.01

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Solution

The fourth proportional to 173,147.92, 259,722.03 and 138,309.01 is: 207,463.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,147.92 : 259,722.03 = 138,309.01 : x
  2. Step 2: Convert to fraction form
    173,147.92/259,722.03 = 138,309.01/x
  3. Step 3: Cross multiply
    173,147.92x = 259,722.03 × 138,309.01
  4. Step 4: Simplify right side
    173,147.92x = 35,921,896,844.49
  5. Step 5: Solve for x
    x = 35,921,896,844.49/173,147.92
  6. Step 6: Final answer
    x = 207,463.63

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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.