Home / 91,371.24-137,022.30-35,937

Finding the Fourth Proportional to 91,371.24, 137,022.30 and 35,937

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Solution

The fourth proportional to 91,371.24, 137,022.30 and 35,937 is: 53,891.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,371.24 : 137,022.30 = 35,937 : x
  2. Step 2: Convert to fraction form
    91,371.24/137,022.30 = 35,937/x
  3. Step 3: Cross multiply
    91,371.24x = 137,022.30 × 35,937
  4. Step 4: Simplify right side
    91,371.24x = 4,924,170,395.10
  5. Step 5: Solve for x
    x = 4,924,170,395.10/91,371.24
  6. Step 6: Final answer
    x = 53,891.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.