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Finding the Fourth Proportional to 63,167.33, 94,750.78 and 43,385.91

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Solution

The fourth proportional to 63,167.33, 94,750.78 and 43,385.91 is: 65,078.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,167.33 : 94,750.78 = 43,385.91 : x
  2. Step 2: Convert to fraction form
    63,167.33/94,750.78 = 43,385.91/x
  3. Step 3: Cross multiply
    63,167.33x = 94,750.78 × 43,385.91
  4. Step 4: Simplify right side
    63,167.33x = 4,110,848,813.51
  5. Step 5: Solve for x
    x = 4,110,848,813.51/63,167.33
  6. Step 6: Final answer
    x = 65,078.72

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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.