Home / 114,261.28-157,516.24-80,164.12

Finding the Fourth Proportional to 114,261.28, 157,516.24 and 80,164.12

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Solution

The fourth proportional to 114,261.28, 157,516.24 and 80,164.12 is: 110,511.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,261.28 : 157,516.24 = 80,164.12 : x
  2. Step 2: Convert to fraction form
    114,261.28/157,516.24 = 80,164.12/x
  3. Step 3: Cross multiply
    114,261.28x = 157,516.24 × 80,164.12
  4. Step 4: Simplify right side
    114,261.28x = 12,627,150,765.31
  5. Step 5: Solve for x
    x = 12,627,150,765.31/114,261.28
  6. Step 6: Final answer
    x = 110,511.20

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1.5x scale

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.