Home / 53,116.97-79,619.67-26,766.45

Finding the Fourth Proportional to 53,116.97, 79,619.67 and 26,766.45

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Solution

The fourth proportional to 53,116.97, 79,619.67 and 26,766.45 is: 40,121.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,116.97 : 79,619.67 = 26,766.45 : x
  2. Step 2: Convert to fraction form
    53,116.97/79,619.67 = 26,766.45/x
  3. Step 3: Cross multiply
    53,116.97x = 79,619.67 × 26,766.45
  4. Step 4: Simplify right side
    53,116.97x = 2,131,135,916.07
  5. Step 5: Solve for x
    x = 2,131,135,916.07/53,116.97
  6. Step 6: Final answer
    x = 40,121.57

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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.