Home / 66,824.89-92,218.38-36,611.32

Finding the Fourth Proportional to 66,824.89, 92,218.38 and 36,611.32

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Solution

The fourth proportional to 66,824.89, 92,218.38 and 36,611.32 is: 50,523.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,824.89 : 92,218.38 = 36,611.32 : x
  2. Step 2: Convert to fraction form
    66,824.89/92,218.38 = 36,611.32/x
  3. Step 3: Cross multiply
    66,824.89x = 92,218.38 × 36,611.32
  4. Step 4: Simplify right side
    66,824.89x = 3,376,236,620.06
  5. Step 5: Solve for x
    x = 3,376,236,620.06/66,824.89
  6. Step 6: Final answer
    x = 50,523.64

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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.