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Finding the Fourth Proportional to 64,391.39, 88,860.33 and 36,095.25

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Solution

The fourth proportional to 64,391.39, 88,860.33 and 36,095.25 is: 49,811.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,391.39 : 88,860.33 = 36,095.25 : x
  2. Step 2: Convert to fraction form
    64,391.39/88,860.33 = 36,095.25/x
  3. Step 3: Cross multiply
    64,391.39x = 88,860.33 × 36,095.25
  4. Step 4: Simplify right side
    64,391.39x = 3,207,435,826.43
  5. Step 5: Solve for x
    x = 3,207,435,826.43/64,391.39
  6. Step 6: Final answer
    x = 49,811.57

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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.