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Finding the Fourth Proportional to 67,141.63, 92,653.59 and 36,926.96

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Solution

The fourth proportional to 67,141.63, 92,653.59 and 36,926.96 is: 50,958.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,141.63 : 92,653.59 = 36,926.96 : x
  2. Step 2: Convert to fraction form
    67,141.63/92,653.59 = 36,926.96/x
  3. Step 3: Cross multiply
    67,141.63x = 92,653.59 × 36,926.96
  4. Step 4: Simplify right side
    67,141.63x = 3,421,414,983.14
  5. Step 5: Solve for x
    x = 3,421,414,983.14/67,141.63
  6. Step 6: Final answer
    x = 50,958.18

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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.