Home / 134,241.28-185,324.16-83,956.48

Finding the Fourth Proportional to 134,241.28, 185,324.16 and 83,956.48

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Solution

The fourth proportional to 134,241.28, 185,324.16 and 83,956.48 is: 115,904.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,241.28 : 185,324.16 = 83,956.48 : x
  2. Step 2: Convert to fraction form
    134,241.28/185,324.16 = 83,956.48/x
  3. Step 3: Cross multiply
    134,241.28x = 185,324.16 × 83,956.48
  4. Step 4: Simplify right side
    134,241.28x = 15,559,164,132.56
  5. Step 5: Solve for x
    x = 15,559,164,132.56/134,241.28
  6. Step 6: Final answer
    x = 115,904.47

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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.