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Finding the Fourth Proportional to 66,846.48, 92,246.65 and 36,631.14

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Solution

The fourth proportional to 66,846.48, 92,246.65 and 36,631.14 is: 50,550.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,846.48 : 92,246.65 = 36,631.14 : x
  2. Step 2: Convert to fraction form
    66,846.48/92,246.65 = 36,631.14/x
  3. Step 3: Cross multiply
    66,846.48x = 92,246.65 × 36,631.14
  4. Step 4: Simplify right side
    66,846.48x = 3,379,099,950.68
  5. Step 5: Solve for x
    x = 3,379,099,950.68/66,846.48
  6. Step 6: Final answer
    x = 50,550.16

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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.