Home / 179,742.72-269,614.16-61,415.22

Finding the Fourth Proportional to 179,742.72, 269,614.16 and 61,415.22

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Solution

The fourth proportional to 179,742.72, 269,614.16 and 61,415.22 is: 92,122.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,742.72 : 269,614.16 = 61,415.22 : x
  2. Step 2: Convert to fraction form
    179,742.72/269,614.16 = 61,415.22/x
  3. Step 3: Cross multiply
    179,742.72x = 269,614.16 × 61,415.22
  4. Step 4: Simplify right side
    179,742.72x = 16,558,412,209.15
  5. Step 5: Solve for x
    x = 16,558,412,209.15/179,742.72
  6. Step 6: Final answer
    x = 92,122.86

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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.