Home / 56,065.45-83,734.84-50,789.92

Finding the Fourth Proportional to 56,065.45, 83,734.84 and 50,789.92

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Solution

The fourth proportional to 56,065.45, 83,734.84 and 50,789.92 is: 75,855.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,065.45 : 83,734.84 = 50,789.92 : x
  2. Step 2: Convert to fraction form
    56,065.45/83,734.84 = 50,789.92/x
  3. Step 3: Cross multiply
    56,065.45x = 83,734.84 × 50,789.92
  4. Step 4: Simplify right side
    56,065.45x = 4,252,885,824.81
  5. Step 5: Solve for x
    x = 4,252,885,824.81/56,065.45
  6. Step 6: Final answer
    x = 75,855.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.