Home / 74,844.28-103,285.20-41,310.28

Finding the Fourth Proportional to 74,844.28, 103,285.20 and 41,310.28

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Solution

The fourth proportional to 74,844.28, 103,285.20 and 41,310.28 is: 57,008.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,844.28 : 103,285.20 = 41,310.28 : x
  2. Step 2: Convert to fraction form
    74,844.28/103,285.20 = 41,310.28/x
  3. Step 3: Cross multiply
    74,844.28x = 103,285.20 × 41,310.28
  4. Step 4: Simplify right side
    74,844.28x = 4,266,740,531.86
  5. Step 5: Solve for x
    x = 4,266,740,531.86/74,844.28
  6. Step 6: Final answer
    x = 57,008.24

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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.