Home / 252,310.48-348,172.52-139,134.16

Finding the Fourth Proportional to 252,310.48, 348,172.52 and 139,134.16

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Solution

The fourth proportional to 252,310.48, 348,172.52 and 139,134.16 is: 191,996.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,310.48 : 348,172.52 = 139,134.16 : x
  2. Step 2: Convert to fraction form
    252,310.48/348,172.52 = 139,134.16/x
  3. Step 3: Cross multiply
    252,310.48x = 348,172.52 × 139,134.16
  4. Step 4: Simplify right side
    252,310.48x = 48,442,691,105.28
  5. Step 5: Solve for x
    x = 48,442,691,105.28/252,310.48
  6. Step 6: Final answer
    x = 191,996.35

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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.