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Finding the Fourth Proportional to 64,162.81, 96,203.19 and 26,748.70

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Solution

The fourth proportional to 64,162.81, 96,203.19 and 26,748.70 is: 40,105.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,162.81 : 96,203.19 = 26,748.70 : x
  2. Step 2: Convert to fraction form
    64,162.81/96,203.19 = 26,748.70/x
  3. Step 3: Cross multiply
    64,162.81x = 96,203.19 × 26,748.70
  4. Step 4: Simplify right side
    64,162.81x = 2,573,310,268.35
  5. Step 5: Solve for x
    x = 2,573,310,268.35/64,162.81
  6. Step 6: Final answer
    x = 40,105.95

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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.