Home / 188,944.45-260,731.50-104,061.49

Finding the Fourth Proportional to 188,944.45, 260,731.50 and 104,061.49

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Solution

The fourth proportional to 188,944.45, 260,731.50 and 104,061.49 is: 143,598.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,944.45 : 260,731.50 = 104,061.49 : x
  2. Step 2: Convert to fraction form
    188,944.45/260,731.50 = 104,061.49/x
  3. Step 3: Cross multiply
    188,944.45x = 260,731.50 × 104,061.49
  4. Step 4: Simplify right side
    188,944.45x = 27,132,108,379.94
  5. Step 5: Solve for x
    x = 27,132,108,379.94/188,944.45
  6. Step 6: Final answer
    x = 143,598.33

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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.