Home / 107,249.32-160,664.70-70,201

Finding the Fourth Proportional to 107,249.32, 160,664.70 and 70,201

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Solution

The fourth proportional to 107,249.32, 160,664.70 and 70,201 is: 105,164.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,249.32 : 160,664.70 = 70,201 : x
  2. Step 2: Convert to fraction form
    107,249.32/160,664.70 = 70,201/x
  3. Step 3: Cross multiply
    107,249.32x = 160,664.70 × 70,201
  4. Step 4: Simplify right side
    107,249.32x = 11,278,822,604.70
  5. Step 5: Solve for x
    x = 11,278,822,604.70/107,249.32
  6. Step 6: Final answer
    x = 105,164.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.