Home / 51,544.20-71,131.79-31,401.93

Finding the Fourth Proportional to 51,544.20, 71,131.79 and 31,401.93

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Solution

The fourth proportional to 51,544.20, 71,131.79 and 31,401.93 is: 43,335.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,544.20 : 71,131.79 = 31,401.93 : x
  2. Step 2: Convert to fraction form
    51,544.20/71,131.79 = 31,401.93/x
  3. Step 3: Cross multiply
    51,544.20x = 71,131.79 × 31,401.93
  4. Step 4: Simplify right side
    51,544.20x = 2,233,675,490.35
  5. Step 5: Solve for x
    x = 2,233,675,490.35/51,544.20
  6. Step 6: Final answer
    x = 43,335.15

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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.