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Finding the Fourth Proportional to 67,453.77, 93,092.82 and 39,157.77

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Solution

The fourth proportional to 67,453.77, 93,092.82 and 39,157.77 is: 54,041.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,453.77 : 93,092.82 = 39,157.77 : x
  2. Step 2: Convert to fraction form
    67,453.77/93,092.82 = 39,157.77/x
  3. Step 3: Cross multiply
    67,453.77x = 93,092.82 × 39,157.77
  4. Step 4: Simplify right side
    67,453.77x = 3,645,307,234.21
  5. Step 5: Solve for x
    x = 3,645,307,234.21/67,453.77
  6. Step 6: Final answer
    x = 54,041.56

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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.