Home / 213,072.76-294,057.03-122,460.36

Finding the Fourth Proportional to 213,072.76, 294,057.03 and 122,460.36

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Solution

The fourth proportional to 213,072.76, 294,057.03 and 122,460.36 is: 169,004.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,072.76 : 294,057.03 = 122,460.36 : x
  2. Step 2: Convert to fraction form
    213,072.76/294,057.03 = 122,460.36/x
  3. Step 3: Cross multiply
    213,072.76x = 294,057.03 × 122,460.36
  4. Step 4: Simplify right side
    213,072.76x = 36,010,329,754.33
  5. Step 5: Solve for x
    x = 36,010,329,754.33/213,072.76
  6. Step 6: Final answer
    x = 169,004.85

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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.