Home / 104,023.26-156,291.66-66,599.64

Finding the Fourth Proportional to 104,023.26, 156,291.66 and 66,599.64

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Solution

The fourth proportional to 104,023.26, 156,291.66 and 66,599.64 is: 100,063.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,023.26 : 156,291.66 = 66,599.64 : x
  2. Step 2: Convert to fraction form
    104,023.26/156,291.66 = 66,599.64/x
  3. Step 3: Cross multiply
    104,023.26x = 156,291.66 × 66,599.64
  4. Step 4: Simplify right side
    104,023.26x = 10,408,968,291.00
  5. Step 5: Solve for x
    x = 10,408,968,291.00/104,023.26
  6. Step 6: Final answer
    x = 100,063.85

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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.