Home / 66,177.26-91,261.76-43,535.43

Finding the Fourth Proportional to 66,177.26, 91,261.76 and 43,535.43

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Solution

The fourth proportional to 66,177.26, 91,261.76 and 43,535.43 is: 60,037.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,177.26 : 91,261.76 = 43,535.43 : x
  2. Step 2: Convert to fraction form
    66,177.26/91,261.76 = 43,535.43/x
  3. Step 3: Cross multiply
    66,177.26x = 91,261.76 × 43,535.43
  4. Step 4: Simplify right side
    66,177.26x = 3,973,120,301.15
  5. Step 5: Solve for x
    x = 3,973,120,301.15/66,177.26
  6. Step 6: Final answer
    x = 60,037.54

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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.