Home / 213,434.42-294,504.53-126,207.42

Finding the Fourth Proportional to 213,434.42, 294,504.53 and 126,207.42

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Solution

The fourth proportional to 213,434.42, 294,504.53 and 126,207.42 is: 174,145.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,434.42 : 294,504.53 = 126,207.42 : x
  2. Step 2: Convert to fraction form
    213,434.42/294,504.53 = 126,207.42/x
  3. Step 3: Cross multiply
    213,434.42x = 294,504.53 × 126,207.42
  4. Step 4: Simplify right side
    213,434.42x = 37,168,656,594.09
  5. Step 5: Solve for x
    x = 37,168,656,594.09/213,434.42
  6. Step 6: Final answer
    x = 174,145.56

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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.