Home / 55,268.35-76,270.32-30,117.85

Finding the Fourth Proportional to 55,268.35, 76,270.32 and 30,117.85

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Solution

The fourth proportional to 55,268.35, 76,270.32 and 30,117.85 is: 41,562.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,268.35 : 76,270.32 = 30,117.85 : x
  2. Step 2: Convert to fraction form
    55,268.35/76,270.32 = 30,117.85/x
  3. Step 3: Cross multiply
    55,268.35x = 76,270.32 × 30,117.85
  4. Step 4: Simplify right side
    55,268.35x = 2,297,098,057.21
  5. Step 5: Solve for x
    x = 2,297,098,057.21/55,268.35
  6. Step 6: Final answer
    x = 41,562.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.