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Finding the Fourth Proportional to 188,095.58, 259,571.87 and 107,524.90

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Solution

The fourth proportional to 188,095.58, 259,571.87 and 107,524.90 is: 148,384.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,095.58 : 259,571.87 = 107,524.90 : x
  2. Step 2: Convert to fraction form
    188,095.58/259,571.87 = 107,524.90/x
  3. Step 3: Cross multiply
    188,095.58x = 259,571.87 × 107,524.90
  4. Step 4: Simplify right side
    188,095.58x = 27,910,438,066.70
  5. Step 5: Solve for x
    x = 27,910,438,066.70/188,095.58
  6. Step 6: Final answer
    x = 148,384.34

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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.