Home / 234,629.16-323,835.30-139,188.84

Finding the Fourth Proportional to 234,629.16, 323,835.30 and 139,188.84

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Solution

The fourth proportional to 234,629.16, 323,835.30 and 139,188.84 is: 192,108.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,629.16 : 323,835.30 = 139,188.84 : x
  2. Step 2: Convert to fraction form
    234,629.16/323,835.30 = 139,188.84/x
  3. Step 3: Cross multiply
    234,629.16x = 323,835.30 × 139,188.84
  4. Step 4: Simplify right side
    234,629.16x = 45,074,259,758.05
  5. Step 5: Solve for x
    x = 45,074,259,758.05/234,629.16
  6. Step 6: Final answer
    x = 192,108.52

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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.