Home / 188,148.20-259,598.66-106,478.33

Finding the Fourth Proportional to 188,148.20, 259,598.66 and 106,478.33

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Solution

The fourth proportional to 188,148.20, 259,598.66 and 106,478.33 is: 146,914.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,148.20 : 259,598.66 = 106,478.33 : x
  2. Step 2: Convert to fraction form
    188,148.20/259,598.66 = 106,478.33/x
  3. Step 3: Cross multiply
    188,148.20x = 259,598.66 × 106,478.33
  4. Step 4: Simplify right side
    188,148.20x = 27,641,629,956.65
  5. Step 5: Solve for x
    x = 27,641,629,956.65/188,148.20
  6. Step 6: Final answer
    x = 146,914.14

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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.