Home / 188,092.14-259,567.12-107,521.40

Finding the Fourth Proportional to 188,092.14, 259,567.12 and 107,521.40

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Solution

The fourth proportional to 188,092.14, 259,567.12 and 107,521.40 is: 148,379.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,092.14 : 259,567.12 = 107,521.40 : x
  2. Step 2: Convert to fraction form
    188,092.14/259,567.12 = 107,521.40/x
  3. Step 3: Cross multiply
    188,092.14x = 259,567.12 × 107,521.40
  4. Step 4: Simplify right side
    188,092.14x = 27,909,020,136.37
  5. Step 5: Solve for x
    x = 27,909,020,136.37/188,092.14
  6. Step 6: Final answer
    x = 148,379.51

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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.