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Finding the Fourth Proportional to 64,253.36, 88,669 and 35,959.26

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Solution

The fourth proportional to 64,253.36, 88,669 and 35,959.26 is: 49,623.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,253.36 : 88,669 = 35,959.26 : x
  2. Step 2: Convert to fraction form
    64,253.36/88,669 = 35,959.26/x
  3. Step 3: Cross multiply
    64,253.36x = 88,669 × 35,959.26
  4. Step 4: Simplify right side
    64,253.36x = 3,188,471,624.94
  5. Step 5: Solve for x
    x = 3,188,471,624.94/64,253.36
  6. Step 6: Final answer
    x = 49,623.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.