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Finding the Fourth Proportional to 181,951.26, 272,968.43 and 55,609.48

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Solution

The fourth proportional to 181,951.26, 272,968.43 and 55,609.48 is: 83,426.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,951.26 : 272,968.43 = 55,609.48 : x
  2. Step 2: Convert to fraction form
    181,951.26/272,968.43 = 55,609.48/x
  3. Step 3: Cross multiply
    181,951.26x = 272,968.43 × 55,609.48
  4. Step 4: Simplify right side
    181,951.26x = 15,179,632,448.72
  5. Step 5: Solve for x
    x = 15,179,632,448.72/181,951.26
  6. Step 6: Final answer
    x = 83,426.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.