Home / 118,189.26-163,101.24-64,474.38

Finding the Fourth Proportional to 118,189.26, 163,101.24 and 64,474.38

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Solution

The fourth proportional to 118,189.26, 163,101.24 and 64,474.38 is: 88,974.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,189.26 : 163,101.24 = 64,474.38 : x
  2. Step 2: Convert to fraction form
    118,189.26/163,101.24 = 64,474.38/x
  3. Step 3: Cross multiply
    118,189.26x = 163,101.24 × 64,474.38
  4. Step 4: Simplify right side
    118,189.26x = 10,515,851,326.23
  5. Step 5: Solve for x
    x = 10,515,851,326.23/118,189.26
  6. Step 6: Final answer
    x = 88,974.68

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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.