Home / 45,255.76-67,933.30-35,955.56

Finding the Fourth Proportional to 45,255.76, 67,933.30 and 35,955.56

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Solution

The fourth proportional to 45,255.76, 67,933.30 and 35,955.56 is: 53,972.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,255.76 : 67,933.30 = 35,955.56 : x
  2. Step 2: Convert to fraction form
    45,255.76/67,933.30 = 35,955.56/x
  3. Step 3: Cross multiply
    45,255.76x = 67,933.30 × 35,955.56
  4. Step 4: Simplify right side
    45,255.76x = 2,442,579,844.15
  5. Step 5: Solve for x
    x = 2,442,579,844.15/45,255.76
  6. Step 6: Final answer
    x = 53,972.79

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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.