Home / 77,255.89-115,901.92-23,945.09

Finding the Fourth Proportional to 77,255.89, 115,901.92 and 23,945.09

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Solution

The fourth proportional to 77,255.89, 115,901.92 and 23,945.09 is: 35,923.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,255.89 : 115,901.92 = 23,945.09 : x
  2. Step 2: Convert to fraction form
    77,255.89/115,901.92 = 23,945.09/x
  3. Step 3: Cross multiply
    77,255.89x = 115,901.92 × 23,945.09
  4. Step 4: Simplify right side
    77,255.89x = 2,775,281,355.99
  5. Step 5: Solve for x
    x = 2,775,281,355.99/77,255.89
  6. Step 6: Final answer
    x = 35,923.23

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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.