Home / 65,409.36-90,092.97-50,273.07

Finding the Fourth Proportional to 65,409.36, 90,092.97 and 50,273.07

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Solution

The fourth proportional to 65,409.36, 90,092.97 and 50,273.07 is: 69,244.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,409.36 : 90,092.97 = 50,273.07 : x
  2. Step 2: Convert to fraction form
    65,409.36/90,092.97 = 50,273.07/x
  3. Step 3: Cross multiply
    65,409.36x = 90,092.97 × 50,273.07
  4. Step 4: Simplify right side
    65,409.36x = 4,529,250,187.32
  5. Step 5: Solve for x
    x = 4,529,250,187.32/65,409.36
  6. Step 6: Final answer
    x = 69,244.68

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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.