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Finding the Fourth Proportional to 64,103.96, 96,205.54 and 41,911.32

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Solution

The fourth proportional to 64,103.96, 96,205.54 and 41,911.32 is: 62,899.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,103.96 : 96,205.54 = 41,911.32 : x
  2. Step 2: Convert to fraction form
    64,103.96/96,205.54 = 41,911.32/x
  3. Step 3: Cross multiply
    64,103.96x = 96,205.54 × 41,911.32
  4. Step 4: Simplify right side
    64,103.96x = 4,032,101,172.71
  5. Step 5: Solve for x
    x = 4,032,101,172.71/64,103.96
  6. Step 6: Final answer
    x = 62,899.41

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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.