Home / 220,439.80-304,210.08-165,151.16

Finding the Fourth Proportional to 220,439.80, 304,210.08 and 165,151.16

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Solution

The fourth proportional to 220,439.80, 304,210.08 and 165,151.16 is: 227,910.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,439.80 : 304,210.08 = 165,151.16 : x
  2. Step 2: Convert to fraction form
    220,439.80/304,210.08 = 165,151.16/x
  3. Step 3: Cross multiply
    220,439.80x = 304,210.08 × 165,151.16
  4. Step 4: Simplify right side
    220,439.80x = 50,240,647,595.69
  5. Step 5: Solve for x
    x = 50,240,647,595.69/220,439.80
  6. Step 6: Final answer
    x = 227,910.97

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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.