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Finding the Fourth Proportional to 64,773.45, 89,393.84 and 37,914.39

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Solution

The fourth proportional to 64,773.45, 89,393.84 and 37,914.39 is: 52,325.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,773.45 : 89,393.84 = 37,914.39 : x
  2. Step 2: Convert to fraction form
    64,773.45/89,393.84 = 37,914.39/x
  3. Step 3: Cross multiply
    64,773.45x = 89,393.84 × 37,914.39
  4. Step 4: Simplify right side
    64,773.45x = 3,389,312,723.79
  5. Step 5: Solve for x
    x = 3,389,312,723.79/64,773.45
  6. Step 6: Final answer
    x = 52,325.65

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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.