Home / 126,284.46-188,502.27-111,338.16

Finding the Fourth Proportional to 126,284.46, 188,502.27 and 111,338.16

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Solution

The fourth proportional to 126,284.46, 188,502.27 and 111,338.16 is: 166,192.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,284.46 : 188,502.27 = 111,338.16 : x
  2. Step 2: Convert to fraction form
    126,284.46/188,502.27 = 111,338.16/x
  3. Step 3: Cross multiply
    126,284.46x = 188,502.27 × 111,338.16
  4. Step 4: Simplify right side
    126,284.46x = 20,987,495,897.62
  5. Step 5: Solve for x
    x = 20,987,495,897.62/126,284.46
  6. Step 6: Final answer
    x = 166,192.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.