Home / 188,033.92-259,482.36-103,150.24

Finding the Fourth Proportional to 188,033.92, 259,482.36 and 103,150.24

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Solution

The fourth proportional to 188,033.92, 259,482.36 and 103,150.24 is: 142,344.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,033.92 : 259,482.36 = 103,150.24 : x
  2. Step 2: Convert to fraction form
    188,033.92/259,482.36 = 103,150.24/x
  3. Step 3: Cross multiply
    188,033.92x = 259,482.36 × 103,150.24
  4. Step 4: Simplify right side
    188,033.92x = 26,765,667,709.77
  5. Step 5: Solve for x
    x = 26,765,667,709.77/188,033.92
  6. Step 6: Final answer
    x = 142,344.89

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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.