Home / 66,629.34-91,948.29-36,414.68

Finding the Fourth Proportional to 66,629.34, 91,948.29 and 36,414.68

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Solution

The fourth proportional to 66,629.34, 91,948.29 and 36,414.68 is: 50,252.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,629.34 : 91,948.29 = 36,414.68 : x
  2. Step 2: Convert to fraction form
    66,629.34/91,948.29 = 36,414.68/x
  3. Step 3: Cross multiply
    66,629.34x = 91,948.29 × 36,414.68
  4. Step 4: Simplify right side
    66,629.34x = 3,348,267,097.16
  5. Step 5: Solve for x
    x = 3,348,267,097.16/66,629.34
  6. Step 6: Final answer
    x = 50,252.14

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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.