Home / 73,027.16-109,489.97-28,658.33

Finding the Fourth Proportional to 73,027.16, 109,489.97 and 28,658.33

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Solution

The fourth proportional to 73,027.16, 109,489.97 and 28,658.33 is: 42,967.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,027.16 : 109,489.97 = 28,658.33 : x
  2. Step 2: Convert to fraction form
    73,027.16/109,489.97 = 28,658.33/x
  3. Step 3: Cross multiply
    73,027.16x = 109,489.97 × 28,658.33
  4. Step 4: Simplify right side
    73,027.16x = 3,137,799,216.15
  5. Step 5: Solve for x
    x = 3,137,799,216.15/73,027.16
  6. Step 6: Final answer
    x = 42,967.57

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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.