Home / 211,845.49-292,224.73-126,913.34

Finding the Fourth Proportional to 211,845.49, 292,224.73 and 126,913.34

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Solution

The fourth proportional to 211,845.49, 292,224.73 and 126,913.34 is: 175,067.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,845.49 : 292,224.73 = 126,913.34 : x
  2. Step 2: Convert to fraction form
    211,845.49/292,224.73 = 126,913.34/x
  3. Step 3: Cross multiply
    211,845.49x = 292,224.73 × 126,913.34
  4. Step 4: Simplify right side
    211,845.49x = 37,087,215,880.33
  5. Step 5: Solve for x
    x = 37,087,215,880.33/211,845.49
  6. Step 6: Final answer
    x = 175,067.29

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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.