Home / 91,262.18-125,938.04-50,975.76

Finding the Fourth Proportional to 91,262.18, 125,938.04 and 50,975.76

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Solution

The fourth proportional to 91,262.18, 125,938.04 and 50,975.76 is: 70,344.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,262.18 : 125,938.04 = 50,975.76 : x
  2. Step 2: Convert to fraction form
    91,262.18/125,938.04 = 50,975.76/x
  3. Step 3: Cross multiply
    91,262.18x = 125,938.04 × 50,975.76
  4. Step 4: Simplify right side
    91,262.18x = 6,419,787,301.91
  5. Step 5: Solve for x
    x = 6,419,787,301.91/91,262.18
  6. Step 6: Final answer
    x = 70,344.44

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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.