Home / 74,108.74-111,183.80-29,766.63

Finding the Fourth Proportional to 74,108.74, 111,183.80 and 29,766.63

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Solution

The fourth proportional to 74,108.74, 111,183.80 and 29,766.63 is: 44,658.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,108.74 : 111,183.80 = 29,766.63 : x
  2. Step 2: Convert to fraction form
    74,108.74/111,183.80 = 29,766.63/x
  3. Step 3: Cross multiply
    74,108.74x = 111,183.80 × 29,766.63
  4. Step 4: Simplify right side
    74,108.74x = 3,309,567,036.59
  5. Step 5: Solve for x
    x = 3,309,567,036.59/74,108.74
  6. Step 6: Final answer
    x = 44,658.26

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1.5x scale

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.