Home / 188,833.19-260,531.01-107,147.93

Finding the Fourth Proportional to 188,833.19, 260,531.01 and 107,147.93

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Solution

The fourth proportional to 188,833.19, 260,531.01 and 107,147.93 is: 147,830.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,833.19 : 260,531.01 = 107,147.93 : x
  2. Step 2: Convert to fraction form
    188,833.19/260,531.01 = 107,147.93/x
  3. Step 3: Cross multiply
    188,833.19x = 260,531.01 × 107,147.93
  4. Step 4: Simplify right side
    188,833.19x = 27,915,357,119.65
  5. Step 5: Solve for x
    x = 27,915,357,119.65/188,833.19
  6. Step 6: Final answer
    x = 147,830.78

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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.