Home / 121,285.51-181,963.37-50,195.02

Finding the Fourth Proportional to 121,285.51, 181,963.37 and 50,195.02

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Solution

The fourth proportional to 121,285.51, 181,963.37 and 50,195.02 is: 75,307.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,285.51 : 181,963.37 = 50,195.02 : x
  2. Step 2: Convert to fraction form
    121,285.51/181,963.37 = 50,195.02/x
  3. Step 3: Cross multiply
    121,285.51x = 181,963.37 × 50,195.02
  4. Step 4: Simplify right side
    121,285.51x = 9,133,654,745.44
  5. Step 5: Solve for x
    x = 9,133,654,745.44/121,285.51
  6. Step 6: Final answer
    x = 75,307.06

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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.