Home / 107,731.92-161,622.36-32,858.76

Finding the Fourth Proportional to 107,731.92, 161,622.36 and 32,858.76

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Solution

The fourth proportional to 107,731.92, 161,622.36 and 32,858.76 is: 49,295.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,731.92 : 161,622.36 = 32,858.76 : x
  2. Step 2: Convert to fraction form
    107,731.92/161,622.36 = 32,858.76/x
  3. Step 3: Cross multiply
    107,731.92x = 161,622.36 × 32,858.76
  4. Step 4: Simplify right side
    107,731.92x = 5,310,710,337.87
  5. Step 5: Solve for x
    x = 5,310,710,337.87/107,731.92
  6. Step 6: Final answer
    x = 49,295.61

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1.5x scale

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.