Home / 252,504.70-348,456.09-139,327.36

Finding the Fourth Proportional to 252,504.70, 348,456.09 and 139,327.36

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Solution

The fourth proportional to 252,504.70, 348,456.09 and 139,327.36 is: 192,271.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,504.70 : 348,456.09 = 139,327.36 : x
  2. Step 2: Convert to fraction form
    252,504.70/348,456.09 = 139,327.36/x
  3. Step 3: Cross multiply
    252,504.70x = 348,456.09 × 139,327.36
  4. Step 4: Simplify right side
    252,504.70x = 48,549,467,095.62
  5. Step 5: Solve for x
    x = 48,549,467,095.62/252,504.70
  6. Step 6: Final answer
    x = 192,271.54

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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.