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Finding the Fourth Proportional to 64,059.08, 88,399.69 and 35,764.16

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Solution

The fourth proportional to 64,059.08, 88,399.69 and 35,764.16 is: 49,353.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,059.08 : 88,399.69 = 35,764.16 : x
  2. Step 2: Convert to fraction form
    64,059.08/88,399.69 = 35,764.16/x
  3. Step 3: Cross multiply
    64,059.08x = 88,399.69 × 35,764.16
  4. Step 4: Simplify right side
    64,059.08x = 3,161,540,125.70
  5. Step 5: Solve for x
    x = 3,161,540,125.70/64,059.08
  6. Step 6: Final answer
    x = 49,353.51

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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.