Home / 107,913.09-161,884.41-36,816.66

Finding the Fourth Proportional to 107,913.09, 161,884.41 and 36,816.66

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Solution

The fourth proportional to 107,913.09, 161,884.41 and 36,816.66 is: 55,230.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,913.09 : 161,884.41 = 36,816.66 : x
  2. Step 2: Convert to fraction form
    107,913.09/161,884.41 = 36,816.66/x
  3. Step 3: Cross multiply
    107,913.09x = 161,884.41 × 36,816.66
  4. Step 4: Simplify right side
    107,913.09x = 5,960,043,282.27
  5. Step 5: Solve for x
    x = 5,960,043,282.27/107,913.09
  6. Step 6: Final answer
    x = 55,230.03

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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.