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Finding the Fourth Proportional to 66,476.99, 99,773.01 and 34,909.27

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Solution

The fourth proportional to 66,476.99, 99,773.01 and 34,909.27 is: 52,394.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,476.99 : 99,773.01 = 34,909.27 : x
  2. Step 2: Convert to fraction form
    66,476.99/99,773.01 = 34,909.27/x
  3. Step 3: Cross multiply
    66,476.99x = 99,773.01 × 34,909.27
  4. Step 4: Simplify right side
    66,476.99x = 3,483,002,695.37
  5. Step 5: Solve for x
    x = 3,483,002,695.37/66,476.99
  6. Step 6: Final answer
    x = 52,394.11

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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.