Home / 91,236.04-125,905.91-50,949.67

Finding the Fourth Proportional to 91,236.04, 125,905.91 and 50,949.67

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Solution

The fourth proportional to 91,236.04, 125,905.91 and 50,949.67 is: 70,310.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,236.04 : 125,905.91 = 50,949.67 : x
  2. Step 2: Convert to fraction form
    91,236.04/125,905.91 = 50,949.67/x
  3. Step 3: Cross multiply
    91,236.04x = 125,905.91 × 50,949.67
  4. Step 4: Simplify right side
    91,236.04x = 6,414,864,565.55
  5. Step 5: Solve for x
    x = 6,414,864,565.55/91,236.04
  6. Step 6: Final answer
    x = 70,310.64

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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.