Home / 227,931.45-341,405.10-148,215.30

Finding the Fourth Proportional to 227,931.45, 341,405.10 and 148,215.30

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Solution

The fourth proportional to 227,931.45, 341,405.10 and 148,215.30 is: 222,002.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,931.45 : 341,405.10 = 148,215.30 : x
  2. Step 2: Convert to fraction form
    227,931.45/341,405.10 = 148,215.30/x
  3. Step 3: Cross multiply
    227,931.45x = 341,405.10 × 148,215.30
  4. Step 4: Simplify right side
    227,931.45x = 50,601,459,318.03
  5. Step 5: Solve for x
    x = 50,601,459,318.03/227,931.45
  6. Step 6: Final answer
    x = 222,002.97

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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.