Home / 60,945.78-91,232.76-54,622.92

Finding the Fourth Proportional to 60,945.78, 91,232.76 and 54,622.92

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Solution

The fourth proportional to 60,945.78, 91,232.76 and 54,622.92 is: 81,767.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,945.78 : 91,232.76 = 54,622.92 : x
  2. Step 2: Convert to fraction form
    60,945.78/91,232.76 = 54,622.92/x
  3. Step 3: Cross multiply
    60,945.78x = 91,232.76 × 54,622.92
  4. Step 4: Simplify right side
    60,945.78x = 4,983,399,750.86
  5. Step 5: Solve for x
    x = 4,983,399,750.86/60,945.78
  6. Step 6: Final answer
    x = 81,767.76

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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.