Home / 226,742.69-340,164.61-68,983.45

Finding the Fourth Proportional to 226,742.69, 340,164.61 and 68,983.45

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Solution

The fourth proportional to 226,742.69, 340,164.61 and 68,983.45 is: 103,490.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,742.69 : 340,164.61 = 68,983.45 : x
  2. Step 2: Convert to fraction form
    226,742.69/340,164.61 = 68,983.45/x
  3. Step 3: Cross multiply
    226,742.69x = 340,164.61 × 68,983.45
  4. Step 4: Simplify right side
    226,742.69x = 23,465,727,730.87
  5. Step 5: Solve for x
    x = 23,465,727,730.87/226,742.69
  6. Step 6: Final answer
    x = 103,490.56

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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.