Home / 313,216.20-432,238.61-169,976.23

Finding the Fourth Proportional to 313,216.20, 432,238.61 and 169,976.23

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Solution

The fourth proportional to 313,216.20, 432,238.61 and 169,976.23 is: 234,567.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,216.20 : 432,238.61 = 169,976.23 : x
  2. Step 2: Convert to fraction form
    313,216.20/432,238.61 = 169,976.23/x
  3. Step 3: Cross multiply
    313,216.20x = 432,238.61 × 169,976.23
  4. Step 4: Simplify right side
    313,216.20x = 73,470,288,732.58
  5. Step 5: Solve for x
    x = 73,470,288,732.58/313,216.20
  6. Step 6: Final answer
    x = 234,567.33

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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.