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Finding the Fourth Proportional to 181,468.11, 250,425.77 and 100,893.09

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Solution

The fourth proportional to 181,468.11, 250,425.77 and 100,893.09 is: 139,232.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,468.11 : 250,425.77 = 100,893.09 : x
  2. Step 2: Convert to fraction form
    181,468.11/250,425.77 = 100,893.09/x
  3. Step 3: Cross multiply
    181,468.11x = 250,425.77 × 100,893.09
  4. Step 4: Simplify right side
    181,468.11x = 25,266,229,246.46
  5. Step 5: Solve for x
    x = 25,266,229,246.46/181,468.11
  6. Step 6: Final answer
    x = 139,232.34

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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.