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Finding the Fourth Proportional to 52,756.46, 73,177.02 and 50,865.74

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Solution

The fourth proportional to 52,756.46, 73,177.02 and 50,865.74 is: 70,554.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,756.46 : 73,177.02 = 50,865.74 : x
  2. Step 2: Convert to fraction form
    52,756.46/73,177.02 = 50,865.74/x
  3. Step 3: Cross multiply
    52,756.46x = 73,177.02 × 50,865.74
  4. Step 4: Simplify right side
    52,756.46x = 3,722,203,273.29
  5. Step 5: Solve for x
    x = 3,722,203,273.29/52,756.46
  6. Step 6: Final answer
    x = 70,554.45

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.