Home / 227,979.20-341,936.40-70,223.60

Finding the Fourth Proportional to 227,979.20, 341,936.40 and 70,223.60

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Solution

The fourth proportional to 227,979.20, 341,936.40 and 70,223.60 is: 105,325.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,979.20 : 341,936.40 = 70,223.60 : x
  2. Step 2: Convert to fraction form
    227,979.20/341,936.40 = 70,223.60/x
  3. Step 3: Cross multiply
    227,979.20x = 341,936.40 × 70,223.60
  4. Step 4: Simplify right side
    227,979.20x = 24,012,004,979.04
  5. Step 5: Solve for x
    x = 24,012,004,979.04/227,979.20
  6. Step 6: Final answer
    x = 105,325.42

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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.