Home / 238,662.88-329,363.24-131,241.08

Finding the Fourth Proportional to 238,662.88, 329,363.24 and 131,241.08

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Solution

The fourth proportional to 238,662.88, 329,363.24 and 131,241.08 is: 181,117.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,662.88 : 329,363.24 = 131,241.08 : x
  2. Step 2: Convert to fraction form
    238,662.88/329,363.24 = 131,241.08/x
  3. Step 3: Cross multiply
    238,662.88x = 329,363.24 × 131,241.08
  4. Step 4: Simplify right side
    238,662.88x = 43,225,987,329.90
  5. Step 5: Solve for x
    x = 43,225,987,329.90/238,662.88
  6. Step 6: Final answer
    x = 181,117.35

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1.5x scale

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.