Home / 49,765.20-74,647.80-22,063.20

Finding the Fourth Proportional to 49,765.20, 74,647.80 and 22,063.20

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Solution

The fourth proportional to 49,765.20, 74,647.80 and 22,063.20 is: 33,094.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,765.20 : 74,647.80 = 22,063.20 : x
  2. Step 2: Convert to fraction form
    49,765.20/74,647.80 = 22,063.20/x
  3. Step 3: Cross multiply
    49,765.20x = 74,647.80 × 22,063.20
  4. Step 4: Simplify right side
    49,765.20x = 1,646,969,340.96
  5. Step 5: Solve for x
    x = 1,646,969,340.96/49,765.20
  6. Step 6: Final answer
    x = 33,094.80

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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.