Home / 49,421.80-74,190.30-29,722.60

Finding the Fourth Proportional to 49,421.80, 74,190.30 and 29,722.60

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Solution

The fourth proportional to 49,421.80, 74,190.30 and 29,722.60 is: 44,618.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,421.80 : 74,190.30 = 29,722.60 : x
  2. Step 2: Convert to fraction form
    49,421.80/74,190.30 = 29,722.60/x
  3. Step 3: Cross multiply
    49,421.80x = 74,190.30 × 29,722.60
  4. Step 4: Simplify right side
    49,421.80x = 2,205,128,610.78
  5. Step 5: Solve for x
    x = 2,205,128,610.78/49,421.80
  6. Step 6: Final answer
    x = 44,618.54

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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.