Home / 67,268.34-100,850.15-43,525.72

Finding the Fourth Proportional to 67,268.34, 100,850.15 and 43,525.72

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Solution

The fourth proportional to 67,268.34, 100,850.15 and 43,525.72 is: 65,254.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,268.34 : 100,850.15 = 43,525.72 : x
  2. Step 2: Convert to fraction form
    67,268.34/100,850.15 = 43,525.72/x
  3. Step 3: Cross multiply
    67,268.34x = 100,850.15 × 43,525.72
  4. Step 4: Simplify right side
    67,268.34x = 4,389,575,390.86
  5. Step 5: Solve for x
    x = 4,389,575,390.86/67,268.34
  6. Step 6: Final answer
    x = 65,254.70

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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.