Home / 64,046.70-88,382.61-35,751.78

Finding the Fourth Proportional to 64,046.70, 88,382.61 and 35,751.78

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Solution

The fourth proportional to 64,046.70, 88,382.61 and 35,751.78 is: 49,336.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,046.70 : 88,382.61 = 35,751.78 : x
  2. Step 2: Convert to fraction form
    64,046.70/88,382.61 = 35,751.78/x
  3. Step 3: Cross multiply
    64,046.70x = 88,382.61 × 35,751.78
  4. Step 4: Simplify right side
    64,046.70x = 3,159,835,628.55
  5. Step 5: Solve for x
    x = 3,159,835,628.55/64,046.70
  6. Step 6: Final answer
    x = 49,336.43

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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.