Home / 107,513.73-161,218.35-32,620.32

Finding the Fourth Proportional to 107,513.73, 161,218.35 and 32,620.32

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Solution

The fourth proportional to 107,513.73, 161,218.35 and 32,620.32 is: 48,914.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,513.73 : 161,218.35 = 32,620.32 : x
  2. Step 2: Convert to fraction form
    107,513.73/161,218.35 = 32,620.32/x
  3. Step 3: Cross multiply
    107,513.73x = 161,218.35 × 32,620.32
  4. Step 4: Simplify right side
    107,513.73x = 5,258,994,166.87
  5. Step 5: Solve for x
    x = 5,258,994,166.87/107,513.73
  6. Step 6: Final answer
    x = 48,914.63

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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.