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Finding the Fourth Proportional to 64,799.80, 97,185.12 and 23,246.80

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Solution

The fourth proportional to 64,799.80, 97,185.12 and 23,246.80 is: 34,864.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,799.80 : 97,185.12 = 23,246.80 : x
  2. Step 2: Convert to fraction form
    64,799.80/97,185.12 = 23,246.80/x
  3. Step 3: Cross multiply
    64,799.80x = 97,185.12 × 23,246.80
  4. Step 4: Simplify right side
    64,799.80x = 2,259,243,047.62
  5. Step 5: Solve for x
    x = 2,259,243,047.62/64,799.80
  6. Step 6: Final answer
    x = 34,864.97

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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.