Home / 238,409.73-329,025.65-131,001.30

Finding the Fourth Proportional to 238,409.73, 329,025.65 and 131,001.30

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Solution

The fourth proportional to 238,409.73, 329,025.65 and 131,001.30 is: 180,792.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,409.73 : 329,025.65 = 131,001.30 : x
  2. Step 2: Convert to fraction form
    238,409.73/329,025.65 = 131,001.30/x
  3. Step 3: Cross multiply
    238,409.73x = 329,025.65 × 131,001.30
  4. Step 4: Simplify right side
    238,409.73x = 43,102,787,228.34
  5. Step 5: Solve for x
    x = 43,102,787,228.34/238,409.73
  6. Step 6: Final answer
    x = 180,792.90

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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.