Home / 120,975.63-166,950.23-67,262.91

Finding the Fourth Proportional to 120,975.63, 166,950.23 and 67,262.91

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Solution

The fourth proportional to 120,975.63, 166,950.23 and 67,262.91 is: 92,824.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,975.63 : 166,950.23 = 67,262.91 : x
  2. Step 2: Convert to fraction form
    120,975.63/166,950.23 = 67,262.91/x
  3. Step 3: Cross multiply
    120,975.63x = 166,950.23 × 67,262.91
  4. Step 4: Simplify right side
    120,975.63x = 11,229,557,958.65
  5. Step 5: Solve for x
    x = 11,229,557,958.65/120,975.63
  6. Step 6: Final answer
    x = 92,824.96

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1.5x scale

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.