Home / 91,202.84-125,861.15-50,369.71

Finding the Fourth Proportional to 91,202.84, 125,861.15 and 50,369.71

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Solution

The fourth proportional to 91,202.84, 125,861.15 and 50,369.71 is: 69,510.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,202.84 : 125,861.15 = 50,369.71 : x
  2. Step 2: Convert to fraction form
    91,202.84/125,861.15 = 50,369.71/x
  3. Step 3: Cross multiply
    91,202.84x = 125,861.15 × 50,369.71
  4. Step 4: Simplify right side
    91,202.84x = 6,339,589,920.85
  5. Step 5: Solve for x
    x = 6,339,589,920.85/91,202.84
  6. Step 6: Final answer
    x = 69,510.89

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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.