Home / 66,672.22-92,004.44-37,998.60

Finding the Fourth Proportional to 66,672.22, 92,004.44 and 37,998.60

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Solution

The fourth proportional to 66,672.22, 92,004.44 and 37,998.60 is: 52,436.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,672.22 : 92,004.44 = 37,998.60 : x
  2. Step 2: Convert to fraction form
    66,672.22/92,004.44 = 37,998.60/x
  3. Step 3: Cross multiply
    66,672.22x = 92,004.44 × 37,998.60
  4. Step 4: Simplify right side
    66,672.22x = 3,496,039,913.78
  5. Step 5: Solve for x
    x = 3,496,039,913.78/66,672.22
  6. Step 6: Final answer
    x = 52,436.23

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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.