Home / 55,331.73-76,358.03-30,181.77

Finding the Fourth Proportional to 55,331.73, 76,358.03 and 30,181.77

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Solution

The fourth proportional to 55,331.73, 76,358.03 and 30,181.77 is: 41,650.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,331.73 : 76,358.03 = 30,181.77 : x
  2. Step 2: Convert to fraction form
    55,331.73/76,358.03 = 30,181.77/x
  3. Step 3: Cross multiply
    55,331.73x = 76,358.03 × 30,181.77
  4. Step 4: Simplify right side
    55,331.73x = 2,304,620,348.20
  5. Step 5: Solve for x
    x = 2,304,620,348.20/55,331.73
  6. Step 6: Final answer
    x = 41,650.97

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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.