Home / 220,968.04-304,934.34-120,366.04

Finding the Fourth Proportional to 220,968.04, 304,934.34 and 120,366.04

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Solution

The fourth proportional to 220,968.04, 304,934.34 and 120,366.04 is: 166,104.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,968.04 : 304,934.34 = 120,366.04 : x
  2. Step 2: Convert to fraction form
    220,968.04/304,934.34 = 120,366.04/x
  3. Step 3: Cross multiply
    220,968.04x = 304,934.34 × 120,366.04
  4. Step 4: Simplify right side
    220,968.04x = 36,703,738,965.81
  5. Step 5: Solve for x
    x = 36,703,738,965.81/220,968.04
  6. Step 6: Final answer
    x = 166,104.29

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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.