Home / 74,947.64-103,427.76-41,413.64

Finding the Fourth Proportional to 74,947.64, 103,427.76 and 41,413.64

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Solution

The fourth proportional to 74,947.64, 103,427.76 and 41,413.64 is: 57,150.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,947.64 : 103,427.76 = 41,413.64 : x
  2. Step 2: Convert to fraction form
    74,947.64/103,427.76 = 41,413.64/x
  3. Step 3: Cross multiply
    74,947.64x = 103,427.76 × 41,413.64
  4. Step 4: Simplify right side
    74,947.64x = 4,283,320,018.65
  5. Step 5: Solve for x
    x = 4,283,320,018.65/74,947.64
  6. Step 6: Final answer
    x = 57,150.83

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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.