Home / 185,682.42-256,241.07-100,799.46

Finding the Fourth Proportional to 185,682.42, 256,241.07 and 100,799.46

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Solution

The fourth proportional to 185,682.42, 256,241.07 and 100,799.46 is: 139,102.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,682.42 : 256,241.07 = 100,799.46 : x
  2. Step 2: Convert to fraction form
    185,682.42/256,241.07 = 100,799.46/x
  3. Step 3: Cross multiply
    185,682.42x = 256,241.07 × 100,799.46
  4. Step 4: Simplify right side
    185,682.42x = 25,828,961,485.82
  5. Step 5: Solve for x
    x = 25,828,961,485.82/185,682.42
  6. Step 6: Final answer
    x = 139,102.89

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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.