Home / 272,947.88-409,144.45-113,110.77

Finding the Fourth Proportional to 272,947.88, 409,144.45 and 113,110.77

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Solution

The fourth proportional to 272,947.88, 409,144.45 and 113,110.77 is: 169,551.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,947.88 : 409,144.45 = 113,110.77 : x
  2. Step 2: Convert to fraction form
    272,947.88/409,144.45 = 113,110.77/x
  3. Step 3: Cross multiply
    272,947.88x = 409,144.45 × 113,110.77
  4. Step 4: Simplify right side
    272,947.88x = 46,278,644,718.05
  5. Step 5: Solve for x
    x = 46,278,644,718.05/272,947.88
  6. Step 6: Final answer
    x = 169,551.22

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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.