Home / 192,770.45-266,023.19-107,887.52

Finding the Fourth Proportional to 192,770.45, 266,023.19 and 107,887.52

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Solution

The fourth proportional to 192,770.45, 266,023.19 and 107,887.52 is: 148,884.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,770.45 : 266,023.19 = 107,887.52 : x
  2. Step 2: Convert to fraction form
    192,770.45/266,023.19 = 107,887.52/x
  3. Step 3: Cross multiply
    192,770.45x = 266,023.19 × 107,887.52
  4. Step 4: Simplify right side
    192,770.45x = 28,700,580,362.04
  5. Step 5: Solve for x
    x = 28,700,580,362.04/192,770.45
  6. Step 6: Final answer
    x = 148,884.75

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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.