Home / 64,431.27-88,914.96-36,137.57

Finding the Fourth Proportional to 64,431.27, 88,914.96 and 36,137.57

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Solution

The fourth proportional to 64,431.27, 88,914.96 and 36,137.57 is: 49,869.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,431.27 : 88,914.96 = 36,137.57 : x
  2. Step 2: Convert to fraction form
    64,431.27/88,914.96 = 36,137.57/x
  3. Step 3: Cross multiply
    64,431.27x = 88,914.96 × 36,137.57
  4. Step 4: Simplify right side
    64,431.27x = 3,213,170,146.47
  5. Step 5: Solve for x
    x = 3,213,170,146.47/64,431.27
  6. Step 6: Final answer
    x = 49,869.73

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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.