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Finding the Fourth Proportional to 181,745.59, 250,932.36 and 113,790.03

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Solution

The fourth proportional to 181,745.59, 250,932.36 and 113,790.03 is: 157,107.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,745.59 : 250,932.36 = 113,790.03 : x
  2. Step 2: Convert to fraction form
    181,745.59/250,932.36 = 113,790.03/x
  3. Step 3: Cross multiply
    181,745.59x = 250,932.36 × 113,790.03
  4. Step 4: Simplify right side
    181,745.59x = 28,553,600,772.37
  5. Step 5: Solve for x
    x = 28,553,600,772.37/181,745.59
  6. Step 6: Final answer
    x = 157,107.53

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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.