Home / 91,299.96-125,993.68-50,463.81

Finding the Fourth Proportional to 91,299.96, 125,993.68 and 50,463.81

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Solution

The fourth proportional to 91,299.96, 125,993.68 and 50,463.81 is: 69,639.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,299.96 : 125,993.68 = 50,463.81 : x
  2. Step 2: Convert to fraction form
    91,299.96/125,993.68 = 50,463.81/x
  3. Step 3: Cross multiply
    91,299.96x = 125,993.68 × 50,463.81
  4. Step 4: Simplify right side
    91,299.96x = 6,358,121,002.56
  5. Step 5: Solve for x
    x = 6,358,121,002.56/91,299.96
  6. Step 6: Final answer
    x = 69,639.91

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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.