Home / 51,701.44-71,348.68-49,913.36

Finding the Fourth Proportional to 51,701.44, 71,348.68 and 49,913.36

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Solution

The fourth proportional to 51,701.44, 71,348.68 and 49,913.36 is: 68,881.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,701.44 : 71,348.68 = 49,913.36 : x
  2. Step 2: Convert to fraction form
    51,701.44/71,348.68 = 49,913.36/x
  3. Step 3: Cross multiply
    51,701.44x = 71,348.68 × 49,913.36
  4. Step 4: Simplify right side
    51,701.44x = 3,561,252,350.36
  5. Step 5: Solve for x
    x = 3,561,252,350.36/51,701.44
  6. Step 6: Final answer
    x = 68,881.11

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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.