Home / 179,050.40-268,138.20-134,435.60

Finding the Fourth Proportional to 179,050.40, 268,138.20 and 134,435.60

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Solution

The fourth proportional to 179,050.40, 268,138.20 and 134,435.60 is: 201,324.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,050.40 : 268,138.20 = 134,435.60 : x
  2. Step 2: Convert to fraction form
    179,050.40/268,138.20 = 134,435.60/x
  3. Step 3: Cross multiply
    179,050.40x = 268,138.20 × 134,435.60
  4. Step 4: Simplify right side
    179,050.40x = 36,047,319,799.92
  5. Step 5: Solve for x
    x = 36,047,319,799.92/179,050.40
  6. Step 6: Final answer
    x = 201,324.99

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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.