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Finding the Fourth Proportional to 64,356.63, 88,812.09 and 36,062.52

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Solution

The fourth proportional to 64,356.63, 88,812.09 and 36,062.52 is: 49,766.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,356.63 : 88,812.09 = 36,062.52 : x
  2. Step 2: Convert to fraction form
    64,356.63/88,812.09 = 36,062.52/x
  3. Step 3: Cross multiply
    64,356.63x = 88,812.09 × 36,062.52
  4. Step 4: Simplify right side
    64,356.63x = 3,202,787,771.87
  5. Step 5: Solve for x
    x = 3,202,787,771.87/64,356.63
  6. Step 6: Final answer
    x = 49,766.24

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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.