Home / 66,145.73-91,279.00-37,468.04

Finding the Fourth Proportional to 66,145.73, 91,279.00 and 37,468.04

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Solution

The fourth proportional to 66,145.73, 91,279.00 and 37,468.04 is: 51,704.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,145.73 : 91,279.00 = 37,468.04 : x
  2. Step 2: Convert to fraction form
    66,145.73/91,279.00 = 37,468.04/x
  3. Step 3: Cross multiply
    66,145.73x = 91,279.00 × 37,468.04
  4. Step 4: Simplify right side
    66,145.73x = 3,420,044,813.60
  5. Step 5: Solve for x
    x = 3,420,044,813.60/66,145.73
  6. Step 6: Final answer
    x = 51,704.70

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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.