Home / 75,577.37-113,317.46-36,133.61

Finding the Fourth Proportional to 75,577.37, 113,317.46 and 36,133.61

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Solution

The fourth proportional to 75,577.37, 113,317.46 and 36,133.61 is: 54,177.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,577.37 : 113,317.46 = 36,133.61 : x
  2. Step 2: Convert to fraction form
    75,577.37/113,317.46 = 36,133.61/x
  3. Step 3: Cross multiply
    75,577.37x = 113,317.46 × 36,133.61
  4. Step 4: Simplify right side
    75,577.37x = 4,094,568,725.16
  5. Step 5: Solve for x
    x = 4,094,568,725.16/75,577.37
  6. Step 6: Final answer
    x = 54,177.18

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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.