Home / 63,022.20-94,418.10-51,271.80

Finding the Fourth Proportional to 63,022.20, 94,418.10 and 51,271.80

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Solution

The fourth proportional to 63,022.20, 94,418.10 and 51,271.80 is: 76,813.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,022.20 : 94,418.10 = 51,271.80 : x
  2. Step 2: Convert to fraction form
    63,022.20/94,418.10 = 51,271.80/x
  3. Step 3: Cross multiply
    63,022.20x = 94,418.10 × 51,271.80
  4. Step 4: Simplify right side
    63,022.20x = 4,840,985,939.58
  5. Step 5: Solve for x
    x = 4,840,985,939.58/63,022.20
  6. Step 6: Final answer
    x = 76,813.98

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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.