Home / 51,806.30-71,394.97-45,391.10

Finding the Fourth Proportional to 51,806.30, 71,394.97 and 45,391.10

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Solution

The fourth proportional to 51,806.30, 71,394.97 and 45,391.10 is: 62,554.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,806.30 : 71,394.97 = 45,391.10 : x
  2. Step 2: Convert to fraction form
    51,806.30/71,394.97 = 45,391.10/x
  3. Step 3: Cross multiply
    51,806.30x = 71,394.97 × 45,391.10
  4. Step 4: Simplify right side
    51,806.30x = 3,240,695,837.42
  5. Step 5: Solve for x
    x = 3,240,695,837.42/51,806.30
  6. Step 6: Final answer
    x = 62,554.09

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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.