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Finding the Fourth Proportional to 66,339.46, 91,518.84 and 44,822.26

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Solution

The fourth proportional to 66,339.46, 91,518.84 and 44,822.26 is: 61,834.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,339.46 : 91,518.84 = 44,822.26 : x
  2. Step 2: Convert to fraction form
    66,339.46/91,518.84 = 44,822.26/x
  3. Step 3: Cross multiply
    66,339.46x = 91,518.84 × 44,822.26
  4. Step 4: Simplify right side
    66,339.46x = 4,102,081,241.38
  5. Step 5: Solve for x
    x = 4,102,081,241.38/66,339.46
  6. Step 6: Final answer
    x = 61,834.71

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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.