Home / 252,601.20-348,589.44-139,423.68

Finding the Fourth Proportional to 252,601.20, 348,589.44 and 139,423.68

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Solution

The fourth proportional to 252,601.20, 348,589.44 and 139,423.68 is: 192,404.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,601.20 : 348,589.44 = 139,423.68 : x
  2. Step 2: Convert to fraction form
    252,601.20/348,589.44 = 139,423.68/x
  3. Step 3: Cross multiply
    252,601.20x = 348,589.44 × 139,423.68
  4. Step 4: Simplify right side
    252,601.20x = 48,601,622,533.94
  5. Step 5: Solve for x
    x = 48,601,622,533.94/252,601.20
  6. Step 6: Final answer
    x = 192,404.56

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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.