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Finding the Fourth Proportional to 64,265.49, 96,230.57 and 51,716.97

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Solution

The fourth proportional to 64,265.49, 96,230.57 and 51,716.97 is: 77,440.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,265.49 : 96,230.57 = 51,716.97 : x
  2. Step 2: Convert to fraction form
    64,265.49/96,230.57 = 51,716.97/x
  3. Step 3: Cross multiply
    64,265.49x = 96,230.57 × 51,716.97
  4. Step 4: Simplify right side
    64,265.49x = 4,976,753,243.19
  5. Step 5: Solve for x
    x = 4,976,753,243.19/64,265.49
  6. Step 6: Final answer
    x = 77,440.52

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1.5x scale

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.