Home / 91,269.09-125,950.81-50,982.73

Finding the Fourth Proportional to 91,269.09, 125,950.81 and 50,982.73

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Solution

The fourth proportional to 91,269.09, 125,950.81 and 50,982.73 is: 70,355.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,269.09 : 125,950.81 = 50,982.73 : x
  2. Step 2: Convert to fraction form
    91,269.09/125,950.81 = 50,982.73/x
  3. Step 3: Cross multiply
    91,269.09x = 125,950.81 × 50,982.73
  4. Step 4: Simplify right side
    91,269.09x = 6,421,315,697.18
  5. Step 5: Solve for x
    x = 6,421,315,697.18/91,269.09
  6. Step 6: Final answer
    x = 70,355.86

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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.