Home / 66,350.46-91,564.62-36,137.18

Finding the Fourth Proportional to 66,350.46, 91,564.62 and 36,137.18

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Solution

The fourth proportional to 66,350.46, 91,564.62 and 36,137.18 is: 49,869.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,350.46 : 91,564.62 = 36,137.18 : x
  2. Step 2: Convert to fraction form
    66,350.46/91,564.62 = 36,137.18/x
  3. Step 3: Cross multiply
    66,350.46x = 91,564.62 × 36,137.18
  4. Step 4: Simplify right side
    66,350.46x = 3,308,887,154.57
  5. Step 5: Solve for x
    x = 3,308,887,154.57/66,350.46
  6. Step 6: Final answer
    x = 49,869.84

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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.