Home / 252,508.36-348,446.82-139,330.84

Finding the Fourth Proportional to 252,508.36, 348,446.82 and 139,330.84

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Solution

The fourth proportional to 252,508.36, 348,446.82 and 139,330.84 is: 192,268.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,508.36 : 348,446.82 = 139,330.84 : x
  2. Step 2: Convert to fraction form
    252,508.36/348,446.82 = 139,330.84/x
  3. Step 3: Cross multiply
    252,508.36x = 348,446.82 × 139,330.84
  4. Step 4: Simplify right side
    252,508.36x = 48,549,388,125.93
  5. Step 5: Solve for x
    x = 48,549,388,125.93/252,508.36
  6. Step 6: Final answer
    x = 192,268.44

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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.