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Finding the Fourth Proportional to 92,850.90, 139,181.01 and 36,668.24

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Solution

The fourth proportional to 92,850.90, 139,181.01 and 36,668.24 is: 54,964.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,850.90 : 139,181.01 = 36,668.24 : x
  2. Step 2: Convert to fraction form
    92,850.90/139,181.01 = 36,668.24/x
  3. Step 3: Cross multiply
    92,850.90x = 139,181.01 × 36,668.24
  4. Step 4: Simplify right side
    92,850.90x = 5,103,522,678.12
  5. Step 5: Solve for x
    x = 5,103,522,678.12/92,850.90
  6. Step 6: Final answer
    x = 54,964.71

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1.5x scale

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.