Home / 66,772.22-92,146.76-36,557.04

Finding the Fourth Proportional to 66,772.22, 92,146.76 and 36,557.04

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Solution

The fourth proportional to 66,772.22, 92,146.76 and 36,557.04 is: 50,449.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,772.22 : 92,146.76 = 36,557.04 : x
  2. Step 2: Convert to fraction form
    66,772.22/92,146.76 = 36,557.04/x
  3. Step 3: Cross multiply
    66,772.22x = 92,146.76 × 36,557.04
  4. Step 4: Simplify right side
    66,772.22x = 3,368,612,608.41
  5. Step 5: Solve for x
    x = 3,368,612,608.41/66,772.22
  6. Step 6: Final answer
    x = 50,449.32

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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.