Home / 74,844.20-103,285.13-41,310.20

Finding the Fourth Proportional to 74,844.20, 103,285.13 and 41,310.20

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Solution

The fourth proportional to 74,844.20, 103,285.13 and 41,310.20 is: 57,008.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,844.20 : 103,285.13 = 41,310.20 : x
  2. Step 2: Convert to fraction form
    74,844.20/103,285.13 = 41,310.20/x
  3. Step 3: Cross multiply
    74,844.20x = 103,285.13 × 41,310.20
  4. Step 4: Simplify right side
    74,844.20x = 4,266,728,654.35
  5. Step 5: Solve for x
    x = 4,266,728,654.35/74,844.20
  6. Step 6: Final answer
    x = 57,008.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.