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Finding the Fourth Proportional to 121,299.60, 181,924.34 and 32,532

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Solution

The fourth proportional to 121,299.60, 181,924.34 and 32,532 is: 48,791.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,299.60 : 181,924.34 = 32,532 : x
  2. Step 2: Convert to fraction form
    121,299.60/181,924.34 = 32,532/x
  3. Step 3: Cross multiply
    121,299.60x = 181,924.34 × 32,532
  4. Step 4: Simplify right side
    121,299.60x = 5,918,362,466.22
  5. Step 5: Solve for x
    x = 5,918,362,466.22/121,299.60
  6. Step 6: Final answer
    x = 48,791.28

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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.