Home / 238,739.20-329,460.62-131,307.08

Finding the Fourth Proportional to 238,739.20, 329,460.62 and 131,307.08

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Solution

The fourth proportional to 238,739.20, 329,460.62 and 131,307.08 is: 181,204.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,739.20 : 329,460.62 = 131,307.08 : x
  2. Step 2: Convert to fraction form
    238,739.20/329,460.62 = 131,307.08/x
  3. Step 3: Cross multiply
    238,739.20x = 329,460.62 × 131,307.08
  4. Step 4: Simplify right side
    238,739.20x = 43,260,509,683.35
  5. Step 5: Solve for x
    x = 43,260,509,683.35/238,739.20
  6. Step 6: Final answer
    x = 181,204.05

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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.