Home / 179,845.79-269,582.79-67,446.75

Finding the Fourth Proportional to 179,845.79, 269,582.79 and 67,446.75

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Solution

The fourth proportional to 179,845.79, 269,582.79 and 67,446.75 is: 101,100.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,845.79 : 269,582.79 = 67,446.75 : x
  2. Step 2: Convert to fraction form
    179,845.79/269,582.79 = 67,446.75/x
  3. Step 3: Cross multiply
    179,845.79x = 269,582.79 × 67,446.75
  4. Step 4: Simplify right side
    179,845.79x = 18,182,483,041.43
  5. Step 5: Solve for x
    x = 18,182,483,041.43/179,845.79
  6. Step 6: Final answer
    x = 101,100.41

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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.