Home / 300,169.72-450,031.02-181,812.52

Finding the Fourth Proportional to 300,169.72, 450,031.02 and 181,812.52

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Solution

The fourth proportional to 300,169.72, 450,031.02 and 181,812.52 is: 272,583.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,169.72 : 450,031.02 = 181,812.52 : x
  2. Step 2: Convert to fraction form
    300,169.72/450,031.02 = 181,812.52/x
  3. Step 3: Cross multiply
    300,169.72x = 450,031.02 × 181,812.52
  4. Step 4: Simplify right side
    300,169.72x = 81,821,273,824.37
  5. Step 5: Solve for x
    x = 81,821,273,824.37/300,169.72
  6. Step 6: Final answer
    x = 272,583.37

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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.