Home / 226,690.20-340,649.10-121,584.60

Finding the Fourth Proportional to 226,690.20, 340,649.10 and 121,584.60

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Solution

The fourth proportional to 226,690.20, 340,649.10 and 121,584.60 is: 182,706.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,690.20 : 340,649.10 = 121,584.60 : x
  2. Step 2: Convert to fraction form
    226,690.20/340,649.10 = 121,584.60/x
  3. Step 3: Cross multiply
    226,690.20x = 340,649.10 × 121,584.60
  4. Step 4: Simplify right side
    226,690.20x = 41,417,684,563.86
  5. Step 5: Solve for x
    x = 41,417,684,563.86/226,690.20
  6. Step 6: Final answer
    x = 182,706.11

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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.