Home / 148,171.07-204,476.09-80,188.07

Finding the Fourth Proportional to 148,171.07, 204,476.09 and 80,188.07

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Solution

The fourth proportional to 148,171.07, 204,476.09 and 80,188.07 is: 110,659.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,171.07 : 204,476.09 = 80,188.07 : x
  2. Step 2: Convert to fraction form
    148,171.07/204,476.09 = 80,188.07/x
  3. Step 3: Cross multiply
    148,171.07x = 204,476.09 × 80,188.07
  4. Step 4: Simplify right side
    148,171.07x = 16,396,541,594.93
  5. Step 5: Solve for x
    x = 16,396,541,594.93/148,171.07
  6. Step 6: Final answer
    x = 110,659.54

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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.