Home / 188,943.57-260,753.91-104,060.61

Finding the Fourth Proportional to 188,943.57, 260,753.91 and 104,060.61

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Solution

The fourth proportional to 188,943.57, 260,753.91 and 104,060.61 is: 143,610.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,943.57 : 260,753.91 = 104,060.61 : x
  2. Step 2: Convert to fraction form
    188,943.57/260,753.91 = 104,060.61/x
  3. Step 3: Cross multiply
    188,943.57x = 260,753.91 × 104,060.61
  4. Step 4: Simplify right side
    188,943.57x = 27,134,209,630.72
  5. Step 5: Solve for x
    x = 27,134,209,630.72/188,943.57
  6. Step 6: Final answer
    x = 143,610.13

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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.