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Finding the Fourth Proportional to 64,773.41, 97,160.31 and 18,026.28

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Solution

The fourth proportional to 64,773.41, 97,160.31 and 18,026.28 is: 27,039.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,773.41 : 97,160.31 = 18,026.28 : x
  2. Step 2: Convert to fraction form
    64,773.41/97,160.31 = 18,026.28/x
  3. Step 3: Cross multiply
    64,773.41x = 97,160.31 × 18,026.28
  4. Step 4: Simplify right side
    64,773.41x = 1,751,438,952.95
  5. Step 5: Solve for x
    x = 1,751,438,952.95/64,773.41
  6. Step 6: Final answer
    x = 27,039.48

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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.