Home / 189,273.22-283,949.01-76,953.46

Finding the Fourth Proportional to 189,273.22, 283,949.01 and 76,953.46

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Solution

The fourth proportional to 189,273.22, 283,949.01 and 76,953.46 is: 115,446.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,273.22 : 283,949.01 = 76,953.46 : x
  2. Step 2: Convert to fraction form
    189,273.22/283,949.01 = 76,953.46/x
  3. Step 3: Cross multiply
    189,273.22x = 283,949.01 × 76,953.46
  4. Step 4: Simplify right side
    189,273.22x = 21,850,858,006.84
  5. Step 5: Solve for x
    x = 21,850,858,006.84/189,273.22
  6. Step 6: Final answer
    x = 115,446.12

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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.