Home / 148,383.44-222,797.50-128,454.40

Finding the Fourth Proportional to 148,383.44, 222,797.50 and 128,454.40

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Solution

The fourth proportional to 148,383.44, 222,797.50 and 128,454.40 is: 192,874.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,383.44 : 222,797.50 = 128,454.40 : x
  2. Step 2: Convert to fraction form
    148,383.44/222,797.50 = 128,454.40/x
  3. Step 3: Cross multiply
    148,383.44x = 222,797.50 × 128,454.40
  4. Step 4: Simplify right side
    148,383.44x = 28,619,318,305.87
  5. Step 5: Solve for x
    x = 28,619,318,305.87/148,383.44
  6. Step 6: Final answer
    x = 192,874.08

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1.5x scale

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.