Home / 188,943.45-260,730.12-104,060.49

Finding the Fourth Proportional to 188,943.45, 260,730.12 and 104,060.49

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Solution

The fourth proportional to 188,943.45, 260,730.12 and 104,060.49 is: 143,596.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,943.45 : 260,730.12 = 104,060.49 : x
  2. Step 2: Convert to fraction form
    188,943.45/260,730.12 = 104,060.49/x
  3. Step 3: Cross multiply
    188,943.45x = 260,730.12 × 104,060.49
  4. Step 4: Simplify right side
    188,943.45x = 27,131,704,044.96
  5. Step 5: Solve for x
    x = 27,131,704,044.96/188,943.45
  6. Step 6: Final answer
    x = 143,596.95

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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.