Home / 68,324.22-102,506.16-28,335.87

Finding the Fourth Proportional to 68,324.22, 102,506.16 and 28,335.87

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Solution

The fourth proportional to 68,324.22, 102,506.16 and 28,335.87 is: 42,512.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,324.22 : 102,506.16 = 28,335.87 : x
  2. Step 2: Convert to fraction form
    68,324.22/102,506.16 = 28,335.87/x
  3. Step 3: Cross multiply
    68,324.22x = 102,506.16 × 28,335.87
  4. Step 4: Simplify right side
    68,324.22x = 2,904,601,223.96
  5. Step 5: Solve for x
    x = 2,904,601,223.96/68,324.22
  6. Step 6: Final answer
    x = 42,512.03

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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.