Home / 88,224.17-121,735.64-52,413.26

Finding the Fourth Proportional to 88,224.17, 121,735.64 and 52,413.26

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Solution

The fourth proportional to 88,224.17, 121,735.64 and 52,413.26 is: 72,322.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,224.17 : 121,735.64 = 52,413.26 : x
  2. Step 2: Convert to fraction form
    88,224.17/121,735.64 = 52,413.26/x
  3. Step 3: Cross multiply
    88,224.17x = 121,735.64 × 52,413.26
  4. Step 4: Simplify right side
    88,224.17x = 6,380,561,272.94
  5. Step 5: Solve for x
    x = 6,380,561,272.94/88,224.17
  6. Step 6: Final answer
    x = 72,322.15

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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.