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Finding the Fourth Proportional to 64,252.89, 96,264.81 and 54,796.98

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Solution

The fourth proportional to 64,252.89, 96,264.81 and 54,796.98 is: 82,097.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,252.89 : 96,264.81 = 54,796.98 : x
  2. Step 2: Convert to fraction form
    64,252.89/96,264.81 = 54,796.98/x
  3. Step 3: Cross multiply
    64,252.89x = 96,264.81 × 54,796.98
  4. Step 4: Simplify right side
    64,252.89x = 5,275,020,868.27
  5. Step 5: Solve for x
    x = 5,275,020,868.27/64,252.89
  6. Step 6: Final answer
    x = 82,097.80

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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.