Home / 188,541.73-260,180.94-103,658.14

Finding the Fourth Proportional to 188,541.73, 260,180.94 and 103,658.14

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Solution

The fourth proportional to 188,541.73, 260,180.94 and 103,658.14 is: 143,044.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,541.73 : 260,180.94 = 103,658.14 : x
  2. Step 2: Convert to fraction form
    188,541.73/260,180.94 = 103,658.14/x
  3. Step 3: Cross multiply
    188,541.73x = 260,180.94 × 103,658.14
  4. Step 4: Simplify right side
    188,541.73x = 26,969,872,303.85
  5. Step 5: Solve for x
    x = 26,969,872,303.85/188,541.73
  6. Step 6: Final answer
    x = 143,044.58

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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.