Home / 90,594.54-135,771.53-40,665.33

Finding the Fourth Proportional to 90,594.54, 135,771.53 and 40,665.33

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Solution

The fourth proportional to 90,594.54, 135,771.53 and 40,665.33 is: 60,944.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,594.54 : 135,771.53 = 40,665.33 : x
  2. Step 2: Convert to fraction form
    90,594.54/135,771.53 = 40,665.33/x
  3. Step 3: Cross multiply
    90,594.54x = 135,771.53 × 40,665.33
  4. Step 4: Simplify right side
    90,594.54x = 5,521,193,868.73
  5. Step 5: Solve for x
    x = 5,521,193,868.73/90,594.54
  6. Step 6: Final answer
    x = 60,944.00

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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.