Home / 91,035.70-125,631.41-50,748.42

Finding the Fourth Proportional to 91,035.70, 125,631.41 and 50,748.42

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Solution

The fourth proportional to 91,035.70, 125,631.41 and 50,748.42 is: 70,034.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,035.70 : 125,631.41 = 50,748.42 : x
  2. Step 2: Convert to fraction form
    91,035.70/125,631.41 = 50,748.42/x
  3. Step 3: Cross multiply
    91,035.70x = 125,631.41 × 50,748.42
  4. Step 4: Simplify right side
    91,035.70x = 6,375,595,777.25
  5. Step 5: Solve for x
    x = 6,375,595,777.25/91,035.70
  6. Step 6: Final answer
    x = 70,034.02

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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.