Home / 227,430.20-341,145.30-109,040.60

Finding the Fourth Proportional to 227,430.20, 341,145.30 and 109,040.60

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Solution

The fourth proportional to 227,430.20, 341,145.30 and 109,040.60 is: 163,560.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,430.20 : 341,145.30 = 109,040.60 : x
  2. Step 2: Convert to fraction form
    227,430.20/341,145.30 = 109,040.60/x
  3. Step 3: Cross multiply
    227,430.20x = 341,145.30 × 109,040.60
  4. Step 4: Simplify right side
    227,430.20x = 37,198,688,199.18
  5. Step 5: Solve for x
    x = 37,198,688,199.18/227,430.20
  6. Step 6: Final answer
    x = 163,560.90

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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.