Home / 238,180.96-357,279-119,787.60

Finding the Fourth Proportional to 238,180.96, 357,279 and 119,787.60

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Solution

The fourth proportional to 238,180.96, 357,279 and 119,787.60 is: 179,685.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,180.96 : 357,279 = 119,787.60 : x
  2. Step 2: Convert to fraction form
    238,180.96/357,279 = 119,787.60/x
  3. Step 3: Cross multiply
    238,180.96x = 357,279 × 119,787.60
  4. Step 4: Simplify right side
    238,180.96x = 42,797,593,940.40
  5. Step 5: Solve for x
    x = 42,797,593,940.40/238,180.96
  6. Step 6: Final answer
    x = 179,685.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.