Home / 227,135.16-340,735.68-69,343.12

Finding the Fourth Proportional to 227,135.16, 340,735.68 and 69,343.12

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Solution

The fourth proportional to 227,135.16, 340,735.68 and 69,343.12 is: 104,024.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,135.16 : 340,735.68 = 69,343.12 : x
  2. Step 2: Convert to fraction form
    227,135.16/340,735.68 = 69,343.12/x
  3. Step 3: Cross multiply
    227,135.16x = 340,735.68 × 69,343.12
  4. Step 4: Simplify right side
    227,135.16x = 23,627,675,146.52
  5. Step 5: Solve for x
    x = 23,627,675,146.52/227,135.16
  6. Step 6: Final answer
    x = 104,024.74

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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.