Home / 109,879.46-164,823.24-30,995.80

Finding the Fourth Proportional to 109,879.46, 164,823.24 and 30,995.80

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Solution

The fourth proportional to 109,879.46, 164,823.24 and 30,995.80 is: 46,494.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,879.46 : 164,823.24 = 30,995.80 : x
  2. Step 2: Convert to fraction form
    109,879.46/164,823.24 = 30,995.80/x
  3. Step 3: Cross multiply
    109,879.46x = 164,823.24 × 30,995.80
  4. Step 4: Simplify right side
    109,879.46x = 5,108,827,358.28
  5. Step 5: Solve for x
    x = 5,108,827,358.28/109,879.46
  6. Step 6: Final answer
    x = 46,494.83

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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.