Home / 252,588.20-348,546.90-139,403.64

Finding the Fourth Proportional to 252,588.20, 348,546.90 and 139,403.64

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Solution

The fourth proportional to 252,588.20, 348,546.90 and 139,403.64 is: 192,363.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,588.20 : 348,546.90 = 139,403.64 : x
  2. Step 2: Convert to fraction form
    252,588.20/348,546.90 = 139,403.64/x
  3. Step 3: Cross multiply
    252,588.20x = 348,546.90 × 139,403.64
  4. Step 4: Simplify right side
    252,588.20x = 48,588,706,570.72
  5. Step 5: Solve for x
    x = 48,588,706,570.72/252,588.20
  6. Step 6: Final answer
    x = 192,363.33

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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.