Home / 199,264.56-274,971.35-112,062.69

Finding the Fourth Proportional to 199,264.56, 274,971.35 and 112,062.69

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Solution

The fourth proportional to 199,264.56, 274,971.35 and 112,062.69 is: 154,638.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,264.56 : 274,971.35 = 112,062.69 : x
  2. Step 2: Convert to fraction form
    199,264.56/274,971.35 = 112,062.69/x
  3. Step 3: Cross multiply
    199,264.56x = 274,971.35 × 112,062.69
  4. Step 4: Simplify right side
    199,264.56x = 30,814,028,593.62
  5. Step 5: Solve for x
    x = 30,814,028,593.62/199,264.56
  6. Step 6: Final answer
    x = 154,638.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.