Home / 66,179.22-91,331.94-37,498.62

Finding the Fourth Proportional to 66,179.22, 91,331.94 and 37,498.62

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Solution

The fourth proportional to 66,179.22, 91,331.94 and 37,498.62 is: 51,750.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,179.22 : 91,331.94 = 37,498.62 : x
  2. Step 2: Convert to fraction form
    66,179.22/91,331.94 = 37,498.62/x
  3. Step 3: Cross multiply
    66,179.22x = 91,331.94 × 37,498.62
  4. Step 4: Simplify right side
    66,179.22x = 3,424,821,711.92
  5. Step 5: Solve for x
    x = 3,424,821,711.92/66,179.22
  6. Step 6: Final answer
    x = 51,750.71

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1.5x scale

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.