Home / 148,166.10-222,767.55-145,055.70

Finding the Fourth Proportional to 148,166.10, 222,767.55 and 145,055.70

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Solution

The fourth proportional to 148,166.10, 222,767.55 and 145,055.70 is: 218,091.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,166.10 : 222,767.55 = 145,055.70 : x
  2. Step 2: Convert to fraction form
    148,166.10/222,767.55 = 145,055.70/x
  3. Step 3: Cross multiply
    148,166.10x = 222,767.55 × 145,055.70
  4. Step 4: Simplify right side
    148,166.10x = 32,313,702,902.54
  5. Step 5: Solve for x
    x = 32,313,702,902.54/148,166.10
  6. Step 6: Final answer
    x = 218,091.07

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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.