Home / 188,301.16-282,413.42-55,145.64

Finding the Fourth Proportional to 188,301.16, 282,413.42 and 55,145.64

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Solution

The fourth proportional to 188,301.16, 282,413.42 and 55,145.64 is: 82,707.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,301.16 : 282,413.42 = 55,145.64 : x
  2. Step 2: Convert to fraction form
    188,301.16/282,413.42 = 55,145.64/x
  3. Step 3: Cross multiply
    188,301.16x = 282,413.42 × 55,145.64
  4. Step 4: Simplify right side
    188,301.16x = 15,573,868,790.49
  5. Step 5: Solve for x
    x = 15,573,868,790.49/188,301.16
  6. Step 6: Final answer
    x = 82,707.24

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1.5x scale

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.