Home / 188,119.39-259,594.41-103,229.77

Finding the Fourth Proportional to 188,119.39, 259,594.41 and 103,229.77

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Solution

The fourth proportional to 188,119.39, 259,594.41 and 103,229.77 is: 142,451.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,119.39 : 259,594.41 = 103,229.77 : x
  2. Step 2: Convert to fraction form
    188,119.39/259,594.41 = 103,229.77/x
  3. Step 3: Cross multiply
    188,119.39x = 259,594.41 × 103,229.77
  4. Step 4: Simplify right side
    188,119.39x = 26,797,871,237.59
  5. Step 5: Solve for x
    x = 26,797,871,237.59/188,119.39
  6. Step 6: Final answer
    x = 142,451.40

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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.