Home / 251,766.09-377,559.09-83,255.31

Finding the Fourth Proportional to 251,766.09, 377,559.09 and 83,255.31

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Solution

The fourth proportional to 251,766.09, 377,559.09 and 83,255.31 is: 124,853.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,766.09 : 377,559.09 = 83,255.31 : x
  2. Step 2: Convert to fraction form
    251,766.09/377,559.09 = 83,255.31/x
  3. Step 3: Cross multiply
    251,766.09x = 377,559.09 × 83,255.31
  4. Step 4: Simplify right side
    251,766.09x = 31,433,799,081.27
  5. Step 5: Solve for x
    x = 31,433,799,081.27/251,766.09
  6. Step 6: Final answer
    x = 124,853.19

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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.