Home / 74,261.96-111,413.52-34,293.20

Finding the Fourth Proportional to 74,261.96, 111,413.52 and 34,293.20

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Solution

The fourth proportional to 74,261.96, 111,413.52 and 34,293.20 is: 51,449.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,261.96 : 111,413.52 = 34,293.20 : x
  2. Step 2: Convert to fraction form
    74,261.96/111,413.52 = 34,293.20/x
  3. Step 3: Cross multiply
    74,261.96x = 111,413.52 × 34,293.20
  4. Step 4: Simplify right side
    74,261.96x = 3,820,726,124.06
  5. Step 5: Solve for x
    x = 3,820,726,124.06/74,261.96
  6. Step 6: Final answer
    x = 51,449.30

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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.