Home / 57,106.07-85,657.32-27,141.88

Finding the Fourth Proportional to 57,106.07, 85,657.32 and 27,141.88

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Solution

The fourth proportional to 57,106.07, 85,657.32 and 27,141.88 is: 40,711.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,106.07 : 85,657.32 = 27,141.88 : x
  2. Step 2: Convert to fraction form
    57,106.07/85,657.32 = 27,141.88/x
  3. Step 3: Cross multiply
    57,106.07x = 85,657.32 × 27,141.88
  4. Step 4: Simplify right side
    57,106.07x = 2,324,900,700.56
  5. Step 5: Solve for x
    x = 2,324,900,700.56/57,106.07
  6. Step 6: Final answer
    x = 40,711.97

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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.