Home / 61,177.13-84,375.74-50,548.31

Finding the Fourth Proportional to 61,177.13, 84,375.74 and 50,548.31

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Solution

The fourth proportional to 61,177.13, 84,375.74 and 50,548.31 is: 69,716.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,177.13 : 84,375.74 = 50,548.31 : x
  2. Step 2: Convert to fraction form
    61,177.13/84,375.74 = 50,548.31/x
  3. Step 3: Cross multiply
    61,177.13x = 84,375.74 × 50,548.31
  4. Step 4: Simplify right side
    61,177.13x = 4,265,051,062.00
  5. Step 5: Solve for x
    x = 4,265,051,062.00/61,177.13
  6. Step 6: Final answer
    x = 69,716.43

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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.