Home / 148,944.39-223,346.40-54,107.70

Finding the Fourth Proportional to 148,944.39, 223,346.40 and 54,107.70

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Solution

The fourth proportional to 148,944.39, 223,346.40 and 54,107.70 is: 81,136.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,944.39 : 223,346.40 = 54,107.70 : x
  2. Step 2: Convert to fraction form
    148,944.39/223,346.40 = 54,107.70/x
  3. Step 3: Cross multiply
    148,944.39x = 223,346.40 × 54,107.70
  4. Step 4: Simplify right side
    148,944.39x = 12,084,760,007.28
  5. Step 5: Solve for x
    x = 12,084,760,007.28/148,944.39
  6. Step 6: Final answer
    x = 81,136.05

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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.