Home / 252,540.42-348,504.57-139,370.10

Finding the Fourth Proportional to 252,540.42, 348,504.57 and 139,370.10

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Solution

The fourth proportional to 252,540.42, 348,504.57 and 139,370.10 is: 192,330.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,540.42 : 348,504.57 = 139,370.10 : x
  2. Step 2: Convert to fraction form
    252,540.42/348,504.57 = 139,370.10/x
  3. Step 3: Cross multiply
    252,540.42x = 348,504.57 × 139,370.10
  4. Step 4: Simplify right side
    252,540.42x = 48,571,116,771.36
  5. Step 5: Solve for x
    x = 48,571,116,771.36/252,540.42
  6. Step 6: Final answer
    x = 192,330.07

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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.