Home / 52,231.79-78,260.50-50,288.09

Finding the Fourth Proportional to 52,231.79, 78,260.50 and 50,288.09

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Solution

The fourth proportional to 52,231.79, 78,260.50 and 50,288.09 is: 75,348.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,231.79 : 78,260.50 = 50,288.09 : x
  2. Step 2: Convert to fraction form
    52,231.79/78,260.50 = 50,288.09/x
  3. Step 3: Cross multiply
    52,231.79x = 78,260.50 × 50,288.09
  4. Step 4: Simplify right side
    52,231.79x = 3,935,571,320.65
  5. Step 5: Solve for x
    x = 3,935,571,320.65/52,231.79
  6. Step 6: Final answer
    x = 75,348.20

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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.