Home / 179,056.40-268,260.60-141,861.20

Finding the Fourth Proportional to 179,056.40, 268,260.60 and 141,861.20

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Solution

The fourth proportional to 179,056.40, 268,260.60 and 141,861.20 is: 212,535.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,056.40 : 268,260.60 = 141,861.20 : x
  2. Step 2: Convert to fraction form
    179,056.40/268,260.60 = 141,861.20/x
  3. Step 3: Cross multiply
    179,056.40x = 268,260.60 × 141,861.20
  4. Step 4: Simplify right side
    179,056.40x = 38,055,770,628.72
  5. Step 5: Solve for x
    x = 38,055,770,628.72/179,056.40
  6. Step 6: Final answer
    x = 212,535.10

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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.