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Finding the Fourth Proportional to 64,364.45, 96,541.85 and 32,754.75

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Solution

The fourth proportional to 64,364.45, 96,541.85 and 32,754.75 is: 49,129.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,364.45 : 96,541.85 = 32,754.75 : x
  2. Step 2: Convert to fraction form
    64,364.45/96,541.85 = 32,754.75/x
  3. Step 3: Cross multiply
    64,364.45x = 96,541.85 × 32,754.75
  4. Step 4: Simplify right side
    64,364.45x = 3,162,203,997.51
  5. Step 5: Solve for x
    x = 3,162,203,997.51/64,364.45
  6. Step 6: Final answer
    x = 49,129.67

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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.