Home / 239,721.44-359,803.02-121,476.56

Finding the Fourth Proportional to 239,721.44, 359,803.02 and 121,476.56

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Solution

The fourth proportional to 239,721.44, 359,803.02 and 121,476.56 is: 182,326.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,721.44 : 359,803.02 = 121,476.56 : x
  2. Step 2: Convert to fraction form
    239,721.44/359,803.02 = 121,476.56/x
  3. Step 3: Cross multiply
    239,721.44x = 359,803.02 × 121,476.56
  4. Step 4: Simplify right side
    239,721.44x = 43,707,633,147.21
  5. Step 5: Solve for x
    x = 43,707,633,147.21/239,721.44
  6. Step 6: Final answer
    x = 182,326.76

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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.