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Finding the Fourth Proportional to 96,693.72, 145,044.90 and 26,573.64

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Solution

The fourth proportional to 96,693.72, 145,044.90 and 26,573.64 is: 39,861.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,693.72 : 145,044.90 = 26,573.64 : x
  2. Step 2: Convert to fraction form
    96,693.72/145,044.90 = 26,573.64/x
  3. Step 3: Cross multiply
    96,693.72x = 145,044.90 × 26,573.64
  4. Step 4: Simplify right side
    96,693.72x = 3,854,370,956.44
  5. Step 5: Solve for x
    x = 3,854,370,956.44/96,693.72
  6. Step 6: Final answer
    x = 39,861.65

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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.