Home / 220,934.28-304,902.36-166,390.23

Finding the Fourth Proportional to 220,934.28, 304,902.36 and 166,390.23

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Solution

The fourth proportional to 220,934.28, 304,902.36 and 166,390.23 is: 229,628.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,934.28 : 304,902.36 = 166,390.23 : x
  2. Step 2: Convert to fraction form
    220,934.28/304,902.36 = 166,390.23/x
  3. Step 3: Cross multiply
    220,934.28x = 304,902.36 × 166,390.23
  4. Step 4: Simplify right side
    220,934.28x = 50,732,774,951.33
  5. Step 5: Solve for x
    x = 50,732,774,951.33/220,934.28
  6. Step 6: Final answer
    x = 229,628.35

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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.