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Finding the Fourth Proportional to 64,354.44, 88,814.82 and 36,066.12

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Solution

The fourth proportional to 64,354.44, 88,814.82 and 36,066.12 is: 49,774.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,354.44 : 88,814.82 = 36,066.12 : x
  2. Step 2: Convert to fraction form
    64,354.44/88,814.82 = 36,066.12/x
  3. Step 3: Cross multiply
    64,354.44x = 88,814.82 × 36,066.12
  4. Step 4: Simplify right side
    64,354.44x = 3,203,205,955.90
  5. Step 5: Solve for x
    x = 3,203,205,955.90/64,354.44
  6. Step 6: Final answer
    x = 49,774.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.