Home / 185,679.38-256,237.26-100,796.48

Finding the Fourth Proportional to 185,679.38, 256,237.26 and 100,796.48

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Solution

The fourth proportional to 185,679.38, 256,237.26 and 100,796.48 is: 139,098.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,679.38 : 256,237.26 = 100,796.48 : x
  2. Step 2: Convert to fraction form
    185,679.38/256,237.26 = 100,796.48/x
  3. Step 3: Cross multiply
    185,679.38x = 256,237.26 × 100,796.48
  4. Step 4: Simplify right side
    185,679.38x = 25,827,813,852.84
  5. Step 5: Solve for x
    x = 25,827,813,852.84/185,679.38
  6. Step 6: Final answer
    x = 139,098.99

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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.