Home / 251,775.24-347,371.57-142,861.56

Finding the Fourth Proportional to 251,775.24, 347,371.57 and 142,861.56

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Solution

The fourth proportional to 251,775.24, 347,371.57 and 142,861.56 is: 197,104.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,775.24 : 347,371.57 = 142,861.56 : x
  2. Step 2: Convert to fraction form
    251,775.24/347,371.57 = 142,861.56/x
  3. Step 3: Cross multiply
    251,775.24x = 347,371.57 × 142,861.56
  4. Step 4: Simplify right side
    251,775.24x = 49,626,041,938.68
  5. Step 5: Solve for x
    x = 49,626,041,938.68/251,775.24
  6. Step 6: Final answer
    x = 197,104.54

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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.