Home / 313,890.24-433,163.42-170,653.86

Finding the Fourth Proportional to 313,890.24, 433,163.42 and 170,653.86

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Solution

The fourth proportional to 313,890.24, 433,163.42 and 170,653.86 is: 235,499.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,890.24 : 433,163.42 = 170,653.86 : x
  2. Step 2: Convert to fraction form
    313,890.24/433,163.42 = 170,653.86/x
  3. Step 3: Cross multiply
    313,890.24x = 433,163.42 × 170,653.86
  4. Step 4: Simplify right side
    313,890.24x = 73,921,009,633.80
  5. Step 5: Solve for x
    x = 73,921,009,633.80/313,890.24
  6. Step 6: Final answer
    x = 235,499.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.