Home / 220,001.78-330,002.67-114,796.15

Finding the Fourth Proportional to 220,001.78, 330,002.67 and 114,796.15

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Solution

The fourth proportional to 220,001.78, 330,002.67 and 114,796.15 is: 172,194.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,001.78 : 330,002.67 = 114,796.15 : x
  2. Step 2: Convert to fraction form
    220,001.78/330,002.67 = 114,796.15/x
  3. Step 3: Cross multiply
    220,001.78x = 330,002.67 × 114,796.15
  4. Step 4: Simplify right side
    220,001.78x = 37,883,036,005.72
  5. Step 5: Solve for x
    x = 37,883,036,005.72/220,001.78
  6. Step 6: Final answer
    x = 172,194.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.