Home / 66,493.20-91,758.54-37,816.02

Finding the Fourth Proportional to 66,493.20, 91,758.54 and 37,816.02

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Solution

The fourth proportional to 66,493.20, 91,758.54 and 37,816.02 is: 52,184.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,493.20 : 91,758.54 = 37,816.02 : x
  2. Step 2: Convert to fraction form
    66,493.20/91,758.54 = 37,816.02/x
  3. Step 3: Cross multiply
    66,493.20x = 91,758.54 × 37,816.02
  4. Step 4: Simplify right side
    66,493.20x = 3,469,942,783.81
  5. Step 5: Solve for x
    x = 3,469,942,783.81/66,493.20
  6. Step 6: Final answer
    x = 52,184.93

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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.