Home / 150,365.79-207,504.78-82,385.33

Finding the Fourth Proportional to 150,365.79, 207,504.78 and 82,385.33

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Solution

The fourth proportional to 150,365.79, 207,504.78 and 82,385.33 is: 113,691.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,365.79 : 207,504.78 = 82,385.33 : x
  2. Step 2: Convert to fraction form
    150,365.79/207,504.78 = 82,385.33/x
  3. Step 3: Cross multiply
    150,365.79x = 207,504.78 × 82,385.33
  4. Step 4: Simplify right side
    150,365.79x = 17,095,350,295.64
  5. Step 5: Solve for x
    x = 17,095,350,295.64/150,365.79
  6. Step 6: Final answer
    x = 113,691.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.