Home / 75,426.12-104,106.87-43,613.37

Finding the Fourth Proportional to 75,426.12, 104,106.87 and 43,613.37

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Solution

The fourth proportional to 75,426.12, 104,106.87 and 43,613.37 is: 60,197.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,426.12 : 104,106.87 = 43,613.37 : x
  2. Step 2: Convert to fraction form
    75,426.12/104,106.87 = 43,613.37/x
  3. Step 3: Cross multiply
    75,426.12x = 104,106.87 × 43,613.37
  4. Step 4: Simplify right side
    75,426.12x = 4,540,451,440.85
  5. Step 5: Solve for x
    x = 4,540,451,440.85/75,426.12
  6. Step 6: Final answer
    x = 60,197.34

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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.