Home / 91,253.72-125,928.80-50,968.04

Finding the Fourth Proportional to 91,253.72, 125,928.80 and 50,968.04

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Solution

The fourth proportional to 91,253.72, 125,928.80 and 50,968.04 is: 70,335.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,253.72 : 125,928.80 = 50,968.04 : x
  2. Step 2: Convert to fraction form
    91,253.72/125,928.80 = 50,968.04/x
  3. Step 3: Cross multiply
    91,253.72x = 125,928.80 × 50,968.04
  4. Step 4: Simplify right side
    91,253.72x = 6,418,343,231.07
  5. Step 5: Solve for x
    x = 6,418,343,231.07/91,253.72
  6. Step 6: Final answer
    x = 70,335.14

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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.