Home / 248,863.37-343,323.36-158,170.77

Finding the Fourth Proportional to 248,863.37, 343,323.36 and 158,170.77

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Solution

The fourth proportional to 248,863.37, 343,323.36 and 158,170.77 is: 218,206.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,863.37 : 343,323.36 = 158,170.77 : x
  2. Step 2: Convert to fraction form
    248,863.37/343,323.36 = 158,170.77/x
  3. Step 3: Cross multiply
    248,863.37x = 343,323.36 × 158,170.77
  4. Step 4: Simplify right side
    248,863.37x = 54,303,720,210.19
  5. Step 5: Solve for x
    x = 54,303,720,210.19/248,863.37
  6. Step 6: Final answer
    x = 218,206.97

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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.