Home / 251,747.24-347,234.26-165,678.80

Finding the Fourth Proportional to 251,747.24, 347,234.26 and 165,678.80

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Solution

The fourth proportional to 251,747.24, 347,234.26 and 165,678.80 is: 228,520.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,747.24 : 347,234.26 = 165,678.80 : x
  2. Step 2: Convert to fraction form
    251,747.24/347,234.26 = 165,678.80/x
  3. Step 3: Cross multiply
    251,747.24x = 347,234.26 × 165,678.80
  4. Step 4: Simplify right side
    251,747.24x = 57,529,355,515.69
  5. Step 5: Solve for x
    x = 57,529,355,515.69/251,747.24
  6. Step 6: Final answer
    x = 228,520.30

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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.