Home / 51,121.53-70,542.75-37,700.01

Finding the Fourth Proportional to 51,121.53, 70,542.75 and 37,700.01

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Solution

The fourth proportional to 51,121.53, 70,542.75 and 37,700.01 is: 52,022.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,121.53 : 70,542.75 = 37,700.01 : x
  2. Step 2: Convert to fraction form
    51,121.53/70,542.75 = 37,700.01/x
  3. Step 3: Cross multiply
    51,121.53x = 70,542.75 × 37,700.01
  4. Step 4: Simplify right side
    51,121.53x = 2,659,462,380.43
  5. Step 5: Solve for x
    x = 2,659,462,380.43/51,121.53
  6. Step 6: Final answer
    x = 52,022.35

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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.