Home / 238,733-329,454.27-131,304.80

Finding the Fourth Proportional to 238,733, 329,454.27 and 131,304.80

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Solution

The fourth proportional to 238,733, 329,454.27 and 131,304.80 is: 181,202.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,733 : 329,454.27 = 131,304.80 : x
  2. Step 2: Convert to fraction form
    238,733/329,454.27 = 131,304.80/x
  3. Step 3: Cross multiply
    238,733x = 329,454.27 × 131,304.80
  4. Step 4: Simplify right side
    238,733x = 43,258,927,031.50
  5. Step 5: Solve for x
    x = 43,258,927,031.50/238,733
  6. Step 6: Final answer
    x = 181,202.13

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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.