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Finding the Fourth Proportional to 67,170.32, 92,693.60 and 36,542.60

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Solution

The fourth proportional to 67,170.32, 92,693.60 and 36,542.60 is: 50,428.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,170.32 : 92,693.60 = 36,542.60 : x
  2. Step 2: Convert to fraction form
    67,170.32/92,693.60 = 36,542.60/x
  3. Step 3: Cross multiply
    67,170.32x = 92,693.60 × 36,542.60
  4. Step 4: Simplify right side
    67,170.32x = 3,387,265,147.36
  5. Step 5: Solve for x
    x = 3,387,265,147.36/67,170.32
  6. Step 6: Final answer
    x = 50,428.00

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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.