Home / 227,017.36-340,471.24-100,587.72

Finding the Fourth Proportional to 227,017.36, 340,471.24 and 100,587.72

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Solution

The fourth proportional to 227,017.36, 340,471.24 and 100,587.72 is: 150,857.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,017.36 : 340,471.24 = 100,587.72 : x
  2. Step 2: Convert to fraction form
    227,017.36/340,471.24 = 100,587.72/x
  3. Step 3: Cross multiply
    227,017.36x = 340,471.24 × 100,587.72
  4. Step 4: Simplify right side
    227,017.36x = 34,247,225,757.17
  5. Step 5: Solve for x
    x = 34,247,225,757.17/227,017.36
  6. Step 6: Final answer
    x = 150,857.30

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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.