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Finding the Fourth Proportional to 64,649.73, 96,976.22 and 17,903.01

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Solution

The fourth proportional to 64,649.73, 96,976.22 and 17,903.01 is: 26,854.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,649.73 : 96,976.22 = 17,903.01 : x
  2. Step 2: Convert to fraction form
    64,649.73/96,976.22 = 17,903.01/x
  3. Step 3: Cross multiply
    64,649.73x = 96,976.22 × 17,903.01
  4. Step 4: Simplify right side
    64,649.73x = 1,736,166,236.42
  5. Step 5: Solve for x
    x = 1,736,166,236.42/64,649.73
  6. Step 6: Final answer
    x = 26,854.97

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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.