Home / 91,096.52-125,713.36-50,812.89

Finding the Fourth Proportional to 91,096.52, 125,713.36 and 50,812.89

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Solution

The fourth proportional to 91,096.52, 125,713.36 and 50,812.89 is: 70,121.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,096.52 : 125,713.36 = 50,812.89 : x
  2. Step 2: Convert to fraction form
    91,096.52/125,713.36 = 50,812.89/x
  3. Step 3: Cross multiply
    91,096.52x = 125,713.36 × 50,812.89
  4. Step 4: Simplify right side
    91,096.52x = 6,387,858,725.30
  5. Step 5: Solve for x
    x = 6,387,858,725.30/91,096.52
  6. Step 6: Final answer
    x = 70,121.88

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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.