Home / 243,318.06-365,078.25-101,194.47

Finding the Fourth Proportional to 243,318.06, 365,078.25 and 101,194.47

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Solution

The fourth proportional to 243,318.06, 365,078.25 and 101,194.47 is: 151,833.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,318.06 : 365,078.25 = 101,194.47 : x
  2. Step 2: Convert to fraction form
    243,318.06/365,078.25 = 101,194.47/x
  3. Step 3: Cross multiply
    243,318.06x = 365,078.25 × 101,194.47
  4. Step 4: Simplify right side
    243,318.06x = 36,943,900,017.28
  5. Step 5: Solve for x
    x = 36,943,900,017.28/243,318.06
  6. Step 6: Final answer
    x = 151,833.78

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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.