Home / 163,170.24-225,174.71-91,556.93

Finding the Fourth Proportional to 163,170.24, 225,174.71 and 91,556.93

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Solution

The fourth proportional to 163,170.24, 225,174.71 and 91,556.93 is: 126,348.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,170.24 : 225,174.71 = 91,556.93 : x
  2. Step 2: Convert to fraction form
    163,170.24/225,174.71 = 91,556.93/x
  3. Step 3: Cross multiply
    163,170.24x = 225,174.71 × 91,556.93
  4. Step 4: Simplify right side
    163,170.24x = 20,616,303,577.58
  5. Step 5: Solve for x
    x = 20,616,303,577.58/163,170.24
  6. Step 6: Final answer
    x = 126,348.43

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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.