Home / 181,216.67-250,086.03-100,650.31

Finding the Fourth Proportional to 181,216.67, 250,086.03 and 100,650.31

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Solution

The fourth proportional to 181,216.67, 250,086.03 and 100,650.31 is: 138,901.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,216.67 : 250,086.03 = 100,650.31 : x
  2. Step 2: Convert to fraction form
    181,216.67/250,086.03 = 100,650.31/x
  3. Step 3: Cross multiply
    181,216.67x = 250,086.03 × 100,650.31
  4. Step 4: Simplify right side
    181,216.67x = 25,171,237,071.38
  5. Step 5: Solve for x
    x = 25,171,237,071.38/181,216.67
  6. Step 6: Final answer
    x = 138,901.33

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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.