Home / 164,891.04-227,550.03-89,439.54

Finding the Fourth Proportional to 164,891.04, 227,550.03 and 89,439.54

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Solution

The fourth proportional to 164,891.04, 227,550.03 and 89,439.54 is: 123,426.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,891.04 : 227,550.03 = 89,439.54 : x
  2. Step 2: Convert to fraction form
    164,891.04/227,550.03 = 89,439.54/x
  3. Step 3: Cross multiply
    164,891.04x = 227,550.03 × 89,439.54
  4. Step 4: Simplify right side
    164,891.04x = 20,351,970,010.19
  5. Step 5: Solve for x
    x = 20,351,970,010.19/164,891.04
  6. Step 6: Final answer
    x = 123,426.78

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1.5x scale

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.