Home / 90,396.24-135,543.54-37,073.54

Finding the Fourth Proportional to 90,396.24, 135,543.54 and 37,073.54

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Solution

The fourth proportional to 90,396.24, 135,543.54 and 37,073.54 is: 55,589.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,396.24 : 135,543.54 = 37,073.54 : x
  2. Step 2: Convert to fraction form
    90,396.24/135,543.54 = 37,073.54/x
  3. Step 3: Cross multiply
    90,396.24x = 135,543.54 × 37,073.54
  4. Step 4: Simplify right side
    90,396.24x = 5,025,078,851.93
  5. Step 5: Solve for x
    x = 5,025,078,851.93/90,396.24
  6. Step 6: Final answer
    x = 55,589.47

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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.