Home / 90,236.67-135,308.27-48,105.44

Finding the Fourth Proportional to 90,236.67, 135,308.27 and 48,105.44

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Solution

The fourth proportional to 90,236.67, 135,308.27 and 48,105.44 is: 72,133.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,236.67 : 135,308.27 = 48,105.44 : x
  2. Step 2: Convert to fraction form
    90,236.67/135,308.27 = 48,105.44/x
  3. Step 3: Cross multiply
    90,236.67x = 135,308.27 × 48,105.44
  4. Step 4: Simplify right side
    90,236.67x = 6,509,062,946.92
  5. Step 5: Solve for x
    x = 6,509,062,946.92/90,236.67
  6. Step 6: Final answer
    x = 72,133.24

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1.5x scale

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.