Home / 133,500.42-200,219.48-38,705.16

Finding the Fourth Proportional to 133,500.42, 200,219.48 and 38,705.16

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Solution

The fourth proportional to 133,500.42, 200,219.48 and 38,705.16 is: 58,048.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,500.42 : 200,219.48 = 38,705.16 : x
  2. Step 2: Convert to fraction form
    133,500.42/200,219.48 = 38,705.16/x
  3. Step 3: Cross multiply
    133,500.42x = 200,219.48 × 38,705.16
  4. Step 4: Simplify right side
    133,500.42x = 7,749,527,371.83
  5. Step 5: Solve for x
    x = 7,749,527,371.83/133,500.42
  6. Step 6: Final answer
    x = 58,048.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.