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Finding the Fourth Proportional to 96,672.72, 144,987.96 and 26,544.72

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Solution

The fourth proportional to 96,672.72, 144,987.96 and 26,544.72 is: 39,811.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,672.72 : 144,987.96 = 26,544.72 : x
  2. Step 2: Convert to fraction form
    96,672.72/144,987.96 = 26,544.72/x
  3. Step 3: Cross multiply
    96,672.72x = 144,987.96 × 26,544.72
  4. Step 4: Simplify right side
    96,672.72x = 3,848,664,801.57
  5. Step 5: Solve for x
    x = 3,848,664,801.57/96,672.72
  6. Step 6: Final answer
    x = 39,811.28

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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.