Home / 146,099.04-201,619.82-80,687.67

Finding the Fourth Proportional to 146,099.04, 201,619.82 and 80,687.67

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Solution

The fourth proportional to 146,099.04, 201,619.82 and 80,687.67 is: 111,350.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,099.04 : 201,619.82 = 80,687.67 : x
  2. Step 2: Convert to fraction form
    146,099.04/201,619.82 = 80,687.67/x
  3. Step 3: Cross multiply
    146,099.04x = 201,619.82 × 80,687.67
  4. Step 4: Simplify right side
    146,099.04x = 16,268,233,501.62
  5. Step 5: Solve for x
    x = 16,268,233,501.62/146,099.04
  6. Step 6: Final answer
    x = 111,350.72

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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.