Home / 146,681.35-202,413.24-90,081.79

Finding the Fourth Proportional to 146,681.35, 202,413.24 and 90,081.79

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Solution

The fourth proportional to 146,681.35, 202,413.24 and 90,081.79 is: 124,308.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,681.35 : 202,413.24 = 90,081.79 : x
  2. Step 2: Convert to fraction form
    146,681.35/202,413.24 = 90,081.79/x
  3. Step 3: Cross multiply
    146,681.35x = 202,413.24 × 90,081.79
  4. Step 4: Simplify right side
    146,681.35x = 18,233,746,472.87
  5. Step 5: Solve for x
    x = 18,233,746,472.87/146,681.35
  6. Step 6: Final answer
    x = 124,308.56

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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.