Home / 226,900.92-340,402.14-69,141.72

Finding the Fourth Proportional to 226,900.92, 340,402.14 and 69,141.72

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Solution

The fourth proportional to 226,900.92, 340,402.14 and 69,141.72 is: 103,728.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,900.92 : 340,402.14 = 69,141.72 : x
  2. Step 2: Convert to fraction form
    226,900.92/340,402.14 = 69,141.72/x
  3. Step 3: Cross multiply
    226,900.92x = 340,402.14 × 69,141.72
  4. Step 4: Simplify right side
    226,900.92x = 23,535,989,451.28
  5. Step 5: Solve for x
    x = 23,535,989,451.28/226,900.92
  6. Step 6: Final answer
    x = 103,728.05

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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.