Home / 51,392.75-70,892.42-30,167.91

Finding the Fourth Proportional to 51,392.75, 70,892.42 and 30,167.91

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Solution

The fourth proportional to 51,392.75, 70,892.42 and 30,167.91 is: 41,614.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,392.75 : 70,892.42 = 30,167.91 : x
  2. Step 2: Convert to fraction form
    51,392.75/70,892.42 = 30,167.91/x
  3. Step 3: Cross multiply
    51,392.75x = 70,892.42 × 30,167.91
  4. Step 4: Simplify right side
    51,392.75x = 2,138,675,995.40
  5. Step 5: Solve for x
    x = 2,138,675,995.40/51,392.75
  6. Step 6: Final answer
    x = 41,614.36

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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.