Home / 175,789.99-263,697.27-87,019.66

Finding the Fourth Proportional to 175,789.99, 263,697.27 and 87,019.66

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Solution

The fourth proportional to 175,789.99, 263,697.27 and 87,019.66 is: 130,535.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,789.99 : 263,697.27 = 87,019.66 : x
  2. Step 2: Convert to fraction form
    175,789.99/263,697.27 = 87,019.66/x
  3. Step 3: Cross multiply
    175,789.99x = 263,697.27 × 87,019.66
  4. Step 4: Simplify right side
    175,789.99x = 22,946,846,778.33
  5. Step 5: Solve for x
    x = 22,946,846,778.33/175,789.99
  6. Step 6: Final answer
    x = 130,535.57

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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.