Home / 133,873.92-200,829.67-39,111.05

Finding the Fourth Proportional to 133,873.92, 200,829.67 and 39,111.05

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Solution

The fourth proportional to 133,873.92, 200,829.67 and 39,111.05 is: 58,672.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,873.92 : 200,829.67 = 39,111.05 : x
  2. Step 2: Convert to fraction form
    133,873.92/200,829.67 = 39,111.05/x
  3. Step 3: Cross multiply
    133,873.92x = 200,829.67 × 39,111.05
  4. Step 4: Simplify right side
    133,873.92x = 7,854,659,669.15
  5. Step 5: Solve for x
    x = 7,854,659,669.15/133,873.92
  6. Step 6: Final answer
    x = 58,672.07

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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.