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Finding the Fourth Proportional to 121,164.98, 181,733.04 and 32,425.34

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Solution

The fourth proportional to 121,164.98, 181,733.04 and 32,425.34 is: 48,634.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,164.98 : 181,733.04 = 32,425.34 : x
  2. Step 2: Convert to fraction form
    121,164.98/181,733.04 = 32,425.34/x
  3. Step 3: Cross multiply
    121,164.98x = 181,733.04 × 32,425.34
  4. Step 4: Simplify right side
    121,164.98x = 5,892,755,611.23
  5. Step 5: Solve for x
    x = 5,892,755,611.23/121,164.98
  6. Step 6: Final answer
    x = 48,634.15

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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.