Home / 66,493.26-99,690.60-40,191.84

Finding the Fourth Proportional to 66,493.26, 99,690.60 and 40,191.84

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Solution

The fourth proportional to 66,493.26, 99,690.60 and 40,191.84 is: 60,257.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,493.26 : 99,690.60 = 40,191.84 : x
  2. Step 2: Convert to fraction form
    66,493.26/99,690.60 = 40,191.84/x
  3. Step 3: Cross multiply
    66,493.26x = 99,690.60 × 40,191.84
  4. Step 4: Simplify right side
    66,493.26x = 4,006,748,644.70
  5. Step 5: Solve for x
    x = 4,006,748,644.70/66,493.26
  6. Step 6: Final answer
    x = 60,257.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.