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Finding the Fourth Proportional to 96,670.72, 144,984.96 and 26,542.72

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Solution

The fourth proportional to 96,670.72, 144,984.96 and 26,542.72 is: 39,808.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,670.72 : 144,984.96 = 26,542.72 : x
  2. Step 2: Convert to fraction form
    96,670.72/144,984.96 = 26,542.72/x
  3. Step 3: Cross multiply
    96,670.72x = 144,984.96 × 26,542.72
  4. Step 4: Simplify right side
    96,670.72x = 3,848,295,197.49
  5. Step 5: Solve for x
    x = 3,848,295,197.49/96,670.72
  6. Step 6: Final answer
    x = 39,808.28

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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.