Home / 68,630.22-102,751.20-43,608.24

Finding the Fourth Proportional to 68,630.22, 102,751.20 and 43,608.24

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Solution

The fourth proportional to 68,630.22, 102,751.20 and 43,608.24 is: 65,289.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,630.22 : 102,751.20 = 43,608.24 : x
  2. Step 2: Convert to fraction form
    68,630.22/102,751.20 = 43,608.24/x
  3. Step 3: Cross multiply
    68,630.22x = 102,751.20 × 43,608.24
  4. Step 4: Simplify right side
    68,630.22x = 4,480,798,989.89
  5. Step 5: Solve for x
    x = 4,480,798,989.89/68,630.22
  6. Step 6: Final answer
    x = 65,289.01

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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.