Home / 233,581.41-322,321.20-131,623.47

Finding the Fourth Proportional to 233,581.41, 322,321.20 and 131,623.47

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Solution

The fourth proportional to 233,581.41, 322,321.20 and 131,623.47 is: 181,628.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,581.41 : 322,321.20 = 131,623.47 : x
  2. Step 2: Convert to fraction form
    233,581.41/322,321.20 = 131,623.47/x
  3. Step 3: Cross multiply
    233,581.41x = 322,321.20 × 131,623.47
  4. Step 4: Simplify right side
    233,581.41x = 42,425,034,798.56
  5. Step 5: Solve for x
    x = 42,425,034,798.56/233,581.41
  6. Step 6: Final answer
    x = 181,628.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.