Home / 66,153.30-91,286.82-37,464.72

Finding the Fourth Proportional to 66,153.30, 91,286.82 and 37,464.72

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Solution

The fourth proportional to 66,153.30, 91,286.82 and 37,464.72 is: 51,698.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,153.30 : 91,286.82 = 37,464.72 : x
  2. Step 2: Convert to fraction form
    66,153.30/91,286.82 = 37,464.72/x
  3. Step 3: Cross multiply
    66,153.30x = 91,286.82 × 37,464.72
  4. Step 4: Simplify right side
    66,153.30x = 3,420,035,150.99
  5. Step 5: Solve for x
    x = 3,420,035,150.99/66,153.30
  6. Step 6: Final answer
    x = 51,698.63

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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.