Home / 90,336.13-135,396.56-37,025.98

Finding the Fourth Proportional to 90,336.13, 135,396.56 and 37,025.98

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Solution

The fourth proportional to 90,336.13, 135,396.56 and 37,025.98 is: 55,494.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,336.13 : 135,396.56 = 37,025.98 : x
  2. Step 2: Convert to fraction form
    90,336.13/135,396.56 = 37,025.98/x
  3. Step 3: Cross multiply
    90,336.13x = 135,396.56 × 37,025.98
  4. Step 4: Simplify right side
    90,336.13x = 5,013,190,076.70
  5. Step 5: Solve for x
    x = 5,013,190,076.70/90,336.13
  6. Step 6: Final answer
    x = 55,494.85

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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.