Home / 220,939.44-304,905.23-125,455.02

Finding the Fourth Proportional to 220,939.44, 304,905.23 and 125,455.02

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Solution

The fourth proportional to 220,939.44, 304,905.23 and 125,455.02 is: 173,132.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,939.44 : 304,905.23 = 125,455.02 : x
  2. Step 2: Convert to fraction form
    220,939.44/304,905.23 = 125,455.02/x
  3. Step 3: Cross multiply
    220,939.44x = 304,905.23 × 125,455.02
  4. Step 4: Simplify right side
    220,939.44x = 38,251,891,727.75
  5. Step 5: Solve for x
    x = 38,251,891,727.75/220,939.44
  6. Step 6: Final answer
    x = 173,132.93

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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.