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Finding the Fourth Proportional to 64,951.37, 97,433.43 and 26,992.79

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Solution

The fourth proportional to 64,951.37, 97,433.43 and 26,992.79 is: 40,491.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,951.37 : 97,433.43 = 26,992.79 : x
  2. Step 2: Convert to fraction form
    64,951.37/97,433.43 = 26,992.79/x
  3. Step 3: Cross multiply
    64,951.37x = 97,433.43 × 26,992.79
  4. Step 4: Simplify right side
    64,951.37x = 2,630,000,591.85
  5. Step 5: Solve for x
    x = 2,630,000,591.85/64,951.37
  6. Step 6: Final answer
    x = 40,491.84

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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.