Home / 121,213.50-181,839.96-35,833.02

Finding the Fourth Proportional to 121,213.50, 181,839.96 and 35,833.02

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Solution

The fourth proportional to 121,213.50, 181,839.96 and 35,833.02 is: 53,755.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,213.50 : 181,839.96 = 35,833.02 : x
  2. Step 2: Convert to fraction form
    121,213.50/181,839.96 = 35,833.02/x
  3. Step 3: Cross multiply
    121,213.50x = 181,839.96 × 35,833.02
  4. Step 4: Simplify right side
    121,213.50x = 6,515,874,923.48
  5. Step 5: Solve for x
    x = 6,515,874,923.48/121,213.50
  6. Step 6: Final answer
    x = 53,755.36

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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.