Home / 75,665.07-113,489.64-33,545.88

Finding the Fourth Proportional to 75,665.07, 113,489.64 and 33,545.88

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Solution

The fourth proportional to 75,665.07, 113,489.64 and 33,545.88 is: 50,315.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,665.07 : 113,489.64 = 33,545.88 : x
  2. Step 2: Convert to fraction form
    75,665.07/113,489.64 = 33,545.88/x
  3. Step 3: Cross multiply
    75,665.07x = 113,489.64 × 33,545.88
  4. Step 4: Simplify right side
    75,665.07x = 3,807,109,844.68
  5. Step 5: Solve for x
    x = 3,807,109,844.68/75,665.07
  6. Step 6: Final answer
    x = 50,315.29

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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.