Home / 74,844.80-103,285.76-41,310.72

Finding the Fourth Proportional to 74,844.80, 103,285.76 and 41,310.72

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Solution

The fourth proportional to 74,844.80, 103,285.76 and 41,310.72 is: 57,008.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,844.80 : 103,285.76 = 41,310.72 : x
  2. Step 2: Convert to fraction form
    74,844.80/103,285.76 = 41,310.72/x
  3. Step 3: Cross multiply
    74,844.80x = 103,285.76 × 41,310.72
  4. Step 4: Simplify right side
    74,844.80x = 4,266,809,111.35
  5. Step 5: Solve for x
    x = 4,266,809,111.35/74,844.80
  6. Step 6: Final answer
    x = 57,008.76

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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.