Home / 175,489.71-263,262.09-75,678.27

Finding the Fourth Proportional to 175,489.71, 263,262.09 and 75,678.27

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Solution

The fourth proportional to 175,489.71, 263,262.09 and 75,678.27 is: 113,529.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,489.71 : 263,262.09 = 75,678.27 : x
  2. Step 2: Convert to fraction form
    175,489.71/263,262.09 = 75,678.27/x
  3. Step 3: Cross multiply
    175,489.71x = 263,262.09 × 75,678.27
  4. Step 4: Simplify right side
    175,489.71x = 19,923,219,527.78
  5. Step 5: Solve for x
    x = 19,923,219,527.78/175,489.71
  6. Step 6: Final answer
    x = 113,529.27

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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.