Home / 51,170.70-76,614.34-26,156.88

Finding the Fourth Proportional to 51,170.70, 76,614.34 and 26,156.88

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Solution

The fourth proportional to 51,170.70, 76,614.34 and 26,156.88 is: 39,162.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,170.70 : 76,614.34 = 26,156.88 : x
  2. Step 2: Convert to fraction form
    51,170.70/76,614.34 = 26,156.88/x
  3. Step 3: Cross multiply
    51,170.70x = 76,614.34 × 26,156.88
  4. Step 4: Simplify right side
    51,170.70x = 2,003,992,097.66
  5. Step 5: Solve for x
    x = 2,003,992,097.66/51,170.70
  6. Step 6: Final answer
    x = 39,162.88

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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.