Home / 227,317.22-340,532.95-138,350.06

Finding the Fourth Proportional to 227,317.22, 340,532.95 and 138,350.06

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Solution

The fourth proportional to 227,317.22, 340,532.95 and 138,350.06 is: 207,255.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,317.22 : 340,532.95 = 138,350.06 : x
  2. Step 2: Convert to fraction form
    227,317.22/340,532.95 = 138,350.06/x
  3. Step 3: Cross multiply
    227,317.22x = 340,532.95 × 138,350.06
  4. Step 4: Simplify right side
    227,317.22x = 47,112,752,361.81
  5. Step 5: Solve for x
    x = 47,112,752,361.81/227,317.22
  6. Step 6: Final answer
    x = 207,255.54

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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.