Home / 55,239.74-76,231.68-30,089.24

Finding the Fourth Proportional to 55,239.74, 76,231.68 and 30,089.24

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Solution

The fourth proportional to 55,239.74, 76,231.68 and 30,089.24 is: 41,523.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,239.74 : 76,231.68 = 30,089.24 : x
  2. Step 2: Convert to fraction form
    55,239.74/76,231.68 = 30,089.24/x
  3. Step 3: Cross multiply
    55,239.74x = 76,231.68 × 30,089.24
  4. Step 4: Simplify right side
    55,239.74x = 2,293,753,315.12
  5. Step 5: Solve for x
    x = 2,293,753,315.12/55,239.74
  6. Step 6: Final answer
    x = 41,523.61

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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.