Home / 213,076.80-294,060.24-122,462.10

Finding the Fourth Proportional to 213,076.80, 294,060.24 and 122,462.10

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Solution

The fourth proportional to 213,076.80, 294,060.24 and 122,462.10 is: 169,005.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,076.80 : 294,060.24 = 122,462.10 : x
  2. Step 2: Convert to fraction form
    213,076.80/294,060.24 = 122,462.10/x
  3. Step 3: Cross multiply
    213,076.80x = 294,060.24 × 122,462.10
  4. Step 4: Simplify right side
    213,076.80x = 36,011,234,516.90
  5. Step 5: Solve for x
    x = 36,011,234,516.90/213,076.80
  6. Step 6: Final answer
    x = 169,005.89

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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.