Home / 55,148.56-76,104.30-29,998.06

Finding the Fourth Proportional to 55,148.56, 76,104.30 and 29,998.06

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Solution

The fourth proportional to 55,148.56, 76,104.30 and 29,998.06 is: 41,396.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,148.56 : 76,104.30 = 29,998.06 : x
  2. Step 2: Convert to fraction form
    55,148.56/76,104.30 = 29,998.06/x
  3. Step 3: Cross multiply
    55,148.56x = 76,104.30 × 29,998.06
  4. Step 4: Simplify right side
    55,148.56x = 2,282,981,357.66
  5. Step 5: Solve for x
    x = 2,282,981,357.66/55,148.56
  6. Step 6: Final answer
    x = 41,396.94

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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.