Home / 134,247.42-185,215.34-83,241.79

Finding the Fourth Proportional to 134,247.42, 185,215.34 and 83,241.79

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Solution

The fourth proportional to 134,247.42, 185,215.34 and 83,241.79 is: 114,845.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,247.42 : 185,215.34 = 83,241.79 : x
  2. Step 2: Convert to fraction form
    134,247.42/185,215.34 = 83,241.79/x
  3. Step 3: Cross multiply
    134,247.42x = 185,215.34 × 83,241.79
  4. Step 4: Simplify right side
    134,247.42x = 15,417,656,876.68
  5. Step 5: Solve for x
    x = 15,417,656,876.68/134,247.42
  6. Step 6: Final answer
    x = 114,845.09

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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.