Home / 204,020.42-306,006.26-54,271.66

Finding the Fourth Proportional to 204,020.42, 306,006.26 and 54,271.66

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Solution

The fourth proportional to 204,020.42, 306,006.26 and 54,271.66 is: 81,401.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,020.42 : 306,006.26 = 54,271.66 : x
  2. Step 2: Convert to fraction form
    204,020.42/306,006.26 = 54,271.66/x
  3. Step 3: Cross multiply
    204,020.42x = 306,006.26 × 54,271.66
  4. Step 4: Simplify right side
    204,020.42x = 16,607,467,700.59
  5. Step 5: Solve for x
    x = 16,607,467,700.59/204,020.42
  6. Step 6: Final answer
    x = 81,401.01

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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.