Home / 66,917.54-92,348.78-36,704.13

Finding the Fourth Proportional to 66,917.54, 92,348.78 and 36,704.13

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Solution

The fourth proportional to 66,917.54, 92,348.78 and 36,704.13 is: 50,653.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,917.54 : 92,348.78 = 36,704.13 : x
  2. Step 2: Convert to fraction form
    66,917.54/92,348.78 = 36,704.13/x
  3. Step 3: Cross multiply
    66,917.54x = 92,348.78 × 36,704.13
  4. Step 4: Simplify right side
    66,917.54x = 3,389,581,718.22
  5. Step 5: Solve for x
    x = 3,389,581,718.22/66,917.54
  6. Step 6: Final answer
    x = 50,653.12

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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.