Home / 133,908.93-200,876.36-39,136.98

Finding the Fourth Proportional to 133,908.93, 200,876.36 and 39,136.98

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Solution

The fourth proportional to 133,908.93, 200,876.36 and 39,136.98 is: 58,709.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,908.93 : 200,876.36 = 39,136.98 : x
  2. Step 2: Convert to fraction form
    133,908.93/200,876.36 = 39,136.98/x
  3. Step 3: Cross multiply
    133,908.93x = 200,876.36 × 39,136.98
  4. Step 4: Simplify right side
    133,908.93x = 7,861,694,083.79
  5. Step 5: Solve for x
    x = 7,861,694,083.79/133,908.93
  6. Step 6: Final answer
    x = 58,709.26

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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.