Home / 238,799.49-329,530.29-131,352.18

Finding the Fourth Proportional to 238,799.49, 329,530.29 and 131,352.18

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Solution

The fourth proportional to 238,799.49, 329,530.29 and 131,352.18 is: 181,258.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,799.49 : 329,530.29 = 131,352.18 : x
  2. Step 2: Convert to fraction form
    238,799.49/329,530.29 = 131,352.18/x
  3. Step 3: Cross multiply
    238,799.49x = 329,530.29 × 131,352.18
  4. Step 4: Simplify right side
    238,799.49x = 43,284,521,967.53
  5. Step 5: Solve for x
    x = 43,284,521,967.53/238,799.49
  6. Step 6: Final answer
    x = 181,258.85

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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.