Home / 76,204.38-105,795.51-73,923.42

Finding the Fourth Proportional to 76,204.38, 105,795.51 and 73,923.42

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Solution

The fourth proportional to 76,204.38, 105,795.51 and 73,923.42 is: 102,628.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,204.38 : 105,795.51 = 73,923.42 : x
  2. Step 2: Convert to fraction form
    76,204.38/105,795.51 = 73,923.42/x
  3. Step 3: Cross multiply
    76,204.38x = 105,795.51 × 73,923.42
  4. Step 4: Simplify right side
    76,204.38x = 7,820,765,919.84
  5. Step 5: Solve for x
    x = 7,820,765,919.84/76,204.38
  6. Step 6: Final answer
    x = 102,628.82

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1.5x scale

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.