Home / 220,589.63-330,939.78-62,818.03

Finding the Fourth Proportional to 220,589.63, 330,939.78 and 62,818.03

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Solution

The fourth proportional to 220,589.63, 330,939.78 and 62,818.03 is: 94,242.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,589.63 : 330,939.78 = 62,818.03 : x
  2. Step 2: Convert to fraction form
    220,589.63/330,939.78 = 62,818.03/x
  3. Step 3: Cross multiply
    220,589.63x = 330,939.78 × 62,818.03
  4. Step 4: Simplify right side
    220,589.63x = 20,788,985,206.34
  5. Step 5: Solve for x
    x = 20,788,985,206.34/220,589.63
  6. Step 6: Final answer
    x = 94,242.80

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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.