Home / 109,478.25-164,195.49-30,593.16

Finding the Fourth Proportional to 109,478.25, 164,195.49 and 30,593.16

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Solution

The fourth proportional to 109,478.25, 164,195.49 and 30,593.16 is: 45,883.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,478.25 : 164,195.49 = 30,593.16 : x
  2. Step 2: Convert to fraction form
    109,478.25/164,195.49 = 30,593.16/x
  3. Step 3: Cross multiply
    109,478.25x = 164,195.49 × 30,593.16
  4. Step 4: Simplify right side
    109,478.25x = 5,023,259,011.57
  5. Step 5: Solve for x
    x = 5,023,259,011.57/109,478.25
  6. Step 6: Final answer
    x = 45,883.63

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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.