Home / 101,089.12-151,568.82-41,965.60

Finding the Fourth Proportional to 101,089.12, 151,568.82 and 41,965.60

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Solution

The fourth proportional to 101,089.12, 151,568.82 and 41,965.60 is: 62,921.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,089.12 : 151,568.82 = 41,965.60 : x
  2. Step 2: Convert to fraction form
    101,089.12/151,568.82 = 41,965.60/x
  3. Step 3: Cross multiply
    101,089.12x = 151,568.82 × 41,965.60
  4. Step 4: Simplify right side
    101,089.12x = 6,360,676,472.59
  5. Step 5: Solve for x
    x = 6,360,676,472.59/101,089.12
  6. Step 6: Final answer
    x = 62,921.47

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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.