Home / 71,507.22-98,682.60-43,207.44

Finding the Fourth Proportional to 71,507.22, 98,682.60 and 43,207.44

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Solution

The fourth proportional to 71,507.22, 98,682.60 and 43,207.44 is: 59,627.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,507.22 : 98,682.60 = 43,207.44 : x
  2. Step 2: Convert to fraction form
    71,507.22/98,682.60 = 43,207.44/x
  3. Step 3: Cross multiply
    71,507.22x = 98,682.60 × 43,207.44
  4. Step 4: Simplify right side
    71,507.22x = 4,263,822,518.54
  5. Step 5: Solve for x
    x = 4,263,822,518.54/71,507.22
  6. Step 6: Final answer
    x = 59,627.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.