Home / 51,747.71-77,675.85-45,862.25

Finding the Fourth Proportional to 51,747.71, 77,675.85 and 45,862.25

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Solution

The fourth proportional to 51,747.71, 77,675.85 and 45,862.25 is: 68,841.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,747.71 : 77,675.85 = 45,862.25 : x
  2. Step 2: Convert to fraction form
    51,747.71/77,675.85 = 45,862.25/x
  3. Step 3: Cross multiply
    51,747.71x = 77,675.85 × 45,862.25
  4. Step 4: Simplify right side
    51,747.71x = 3,562,389,251.66
  5. Step 5: Solve for x
    x = 3,562,389,251.66/51,747.71
  6. Step 6: Final answer
    x = 68,841.49

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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.