Home / 204,136.29-306,254.67-71,017.70

Finding the Fourth Proportional to 204,136.29, 306,254.67 and 71,017.70

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Solution

The fourth proportional to 204,136.29, 306,254.67 and 71,017.70 is: 106,544.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,136.29 : 306,254.67 = 71,017.70 : x
  2. Step 2: Convert to fraction form
    204,136.29/306,254.67 = 71,017.70/x
  3. Step 3: Cross multiply
    204,136.29x = 306,254.67 × 71,017.70
  4. Step 4: Simplify right side
    204,136.29x = 21,749,502,277.66
  5. Step 5: Solve for x
    x = 21,749,502,277.66/204,136.29
  6. Step 6: Final answer
    x = 106,544.03

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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.