Home / 169,620.12-255,649.39-146,210.22

Finding the Fourth Proportional to 169,620.12, 255,649.39 and 146,210.22

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Solution

The fourth proportional to 169,620.12, 255,649.39 and 146,210.22 is: 220,366.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,620.12 : 255,649.39 = 146,210.22 : x
  2. Step 2: Convert to fraction form
    169,620.12/255,649.39 = 146,210.22/x
  3. Step 3: Cross multiply
    169,620.12x = 255,649.39 × 146,210.22
  4. Step 4: Simplify right side
    169,620.12x = 37,378,553,189.24
  5. Step 5: Solve for x
    x = 37,378,553,189.24/169,620.12
  6. Step 6: Final answer
    x = 220,366.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.