Home / 188,045.37-259,516.89-107,476.29

Finding the Fourth Proportional to 188,045.37, 259,516.89 and 107,476.29

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Solution

The fourth proportional to 188,045.37, 259,516.89 and 107,476.29 is: 148,325.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,045.37 : 259,516.89 = 107,476.29 : x
  2. Step 2: Convert to fraction form
    188,045.37/259,516.89 = 107,476.29/x
  3. Step 3: Cross multiply
    188,045.37x = 259,516.89 × 107,476.29
  4. Step 4: Simplify right side
    188,045.37x = 27,891,912,529.54
  5. Step 5: Solve for x
    x = 27,891,912,529.54/188,045.37
  6. Step 6: Final answer
    x = 148,325.44

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1.5x scale

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.