Home / 238,600.29-329,274.69-131,173.02

Finding the Fourth Proportional to 238,600.29, 329,274.69 and 131,173.02

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Solution

The fourth proportional to 238,600.29, 329,274.69 and 131,173.02 is: 181,022.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,600.29 : 329,274.69 = 131,173.02 : x
  2. Step 2: Convert to fraction form
    238,600.29/329,274.69 = 131,173.02/x
  3. Step 3: Cross multiply
    238,600.29x = 329,274.69 × 131,173.02
  4. Step 4: Simplify right side
    238,600.29x = 43,191,955,496.86
  5. Step 5: Solve for x
    x = 43,191,955,496.86/238,600.29
  6. Step 6: Final answer
    x = 181,022.23

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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.