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Finding the Fourth Proportional to 64,951.87, 97,438.04 and 27,512.05

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Solution

The fourth proportional to 64,951.87, 97,438.04 and 27,512.05 is: 41,272.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,951.87 : 97,438.04 = 27,512.05 : x
  2. Step 2: Convert to fraction form
    64,951.87/97,438.04 = 27,512.05/x
  3. Step 3: Cross multiply
    64,951.87x = 97,438.04 × 27,512.05
  4. Step 4: Simplify right side
    64,951.87x = 2,680,720,228.38
  5. Step 5: Solve for x
    x = 2,680,720,228.38/64,951.87
  6. Step 6: Final answer
    x = 41,272.41

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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.