Home / 53,849.38-80,956.50-43,392.76

Finding the Fourth Proportional to 53,849.38, 80,956.50 and 43,392.76

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Solution

The fourth proportional to 53,849.38, 80,956.50 and 43,392.76 is: 65,236.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,849.38 : 80,956.50 = 43,392.76 : x
  2. Step 2: Convert to fraction form
    53,849.38/80,956.50 = 43,392.76/x
  3. Step 3: Cross multiply
    53,849.38x = 80,956.50 × 43,392.76
  4. Step 4: Simplify right side
    53,849.38x = 3,512,925,974.94
  5. Step 5: Solve for x
    x = 3,512,925,974.94/53,849.38
  6. Step 6: Final answer
    x = 65,236.15

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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.