Home / 169,278.84-233,413.32-107,943.21

Finding the Fourth Proportional to 169,278.84, 233,413.32 and 107,943.21

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Solution

The fourth proportional to 169,278.84, 233,413.32 and 107,943.21 is: 148,839.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,278.84 : 233,413.32 = 107,943.21 : x
  2. Step 2: Convert to fraction form
    169,278.84/233,413.32 = 107,943.21/x
  3. Step 3: Cross multiply
    169,278.84x = 233,413.32 × 107,943.21
  4. Step 4: Simplify right side
    169,278.84x = 25,195,383,017.56
  5. Step 5: Solve for x
    x = 25,195,383,017.56/169,278.84
  6. Step 6: Final answer
    x = 148,839.53

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1.5x scale

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.