Home / 327,707.14-491,587.23-91,049.84

Finding the Fourth Proportional to 327,707.14, 491,587.23 and 91,049.84

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Solution

The fourth proportional to 327,707.14, 491,587.23 and 91,049.84 is: 136,582.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,707.14 : 491,587.23 = 91,049.84 : x
  2. Step 2: Convert to fraction form
    327,707.14/491,587.23 = 91,049.84/x
  3. Step 3: Cross multiply
    327,707.14x = 491,587.23 × 91,049.84
  4. Step 4: Simplify right side
    327,707.14x = 44,758,938,637.54
  5. Step 5: Solve for x
    x = 44,758,938,637.54/327,707.14
  6. Step 6: Final answer
    x = 136,582.13

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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.