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Finding the Fourth Proportional to 67,277.62, 92,836.72 and 38,599.64

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Solution

The fourth proportional to 67,277.62, 92,836.72 and 38,599.64 is: 53,263.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,277.62 : 92,836.72 = 38,599.64 : x
  2. Step 2: Convert to fraction form
    67,277.62/92,836.72 = 38,599.64/x
  3. Step 3: Cross multiply
    67,277.62x = 92,836.72 × 38,599.64
  4. Step 4: Simplify right side
    67,277.62x = 3,583,463,685.86
  5. Step 5: Solve for x
    x = 3,583,463,685.86/67,277.62
  6. Step 6: Final answer
    x = 53,263.83

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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.