Home / 66,944.21-92,382.93-36,729.72

Finding the Fourth Proportional to 66,944.21, 92,382.93 and 36,729.72

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Solution

The fourth proportional to 66,944.21, 92,382.93 and 36,729.72 is: 50,686.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,944.21 : 92,382.93 = 36,729.72 : x
  2. Step 2: Convert to fraction form
    66,944.21/92,382.93 = 36,729.72/x
  3. Step 3: Cross multiply
    66,944.21x = 92,382.93 × 36,729.72
  4. Step 4: Simplify right side
    66,944.21x = 3,393,199,151.68
  5. Step 5: Solve for x
    x = 3,393,199,151.68/66,944.21
  6. Step 6: Final answer
    x = 50,686.97

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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.