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Finding the Fourth Proportional to 53,473.60, 73,794.22 and 29,602.48

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Solution

The fourth proportional to 53,473.60, 73,794.22 and 29,602.48 is: 40,851.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,473.60 : 73,794.22 = 29,602.48 : x
  2. Step 2: Convert to fraction form
    53,473.60/73,794.22 = 29,602.48/x
  3. Step 3: Cross multiply
    53,473.60x = 73,794.22 × 29,602.48
  4. Step 4: Simplify right side
    53,473.60x = 2,184,491,921.67
  5. Step 5: Solve for x
    x = 2,184,491,921.67/53,473.60
  6. Step 6: Final answer
    x = 40,851.78

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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.