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Finding the Fourth Proportional to 64,258.91, 96,385.96 and 16,873.57

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Solution

The fourth proportional to 64,258.91, 96,385.96 and 16,873.57 is: 25,309.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,258.91 : 96,385.96 = 16,873.57 : x
  2. Step 2: Convert to fraction form
    64,258.91/96,385.96 = 16,873.57/x
  3. Step 3: Cross multiply
    64,258.91x = 96,385.96 × 16,873.57
  4. Step 4: Simplify right side
    64,258.91x = 1,626,375,384.65
  5. Step 5: Solve for x
    x = 1,626,375,384.65/64,258.91
  6. Step 6: Final answer
    x = 25,309.73

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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.