Home / 252,626.06-348,623.25-139,448

Finding the Fourth Proportional to 252,626.06, 348,623.25 and 139,448

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Solution

The fourth proportional to 252,626.06, 348,623.25 and 139,448 is: 192,437.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,626.06 : 348,623.25 = 139,448 : x
  2. Step 2: Convert to fraction form
    252,626.06/348,623.25 = 139,448/x
  3. Step 3: Cross multiply
    252,626.06x = 348,623.25 × 139,448
  4. Step 4: Simplify right side
    252,626.06x = 48,614,814,966
  5. Step 5: Solve for x
    x = 48,614,814,966/252,626.06
  6. Step 6: Final answer
    x = 192,437.85

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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.