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Finding the Fourth Proportional to 64,308.49, 96,477.90 and 26,847.73

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Solution

The fourth proportional to 64,308.49, 96,477.90 and 26,847.73 is: 40,277.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,308.49 : 96,477.90 = 26,847.73 : x
  2. Step 2: Convert to fraction form
    64,308.49/96,477.90 = 26,847.73/x
  3. Step 3: Cross multiply
    64,308.49x = 96,477.90 × 26,847.73
  4. Step 4: Simplify right side
    64,308.49x = 2,590,212,610.17
  5. Step 5: Solve for x
    x = 2,590,212,610.17/64,308.49
  6. Step 6: Final answer
    x = 40,277.93

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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.