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Finding the Fourth Proportional to 213,277.32, 294,277.44 and 127,213.44

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Solution

The fourth proportional to 213,277.32, 294,277.44 and 127,213.44 is: 175,527.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,277.32 : 294,277.44 = 127,213.44 : x
  2. Step 2: Convert to fraction form
    213,277.32/294,277.44 = 127,213.44/x
  3. Step 3: Cross multiply
    213,277.32x = 294,277.44 × 127,213.44
  4. Step 4: Simplify right side
    213,277.32x = 37,436,045,456.79
  5. Step 5: Solve for x
    x = 37,436,045,456.79/213,277.32
  6. Step 6: Final answer
    x = 175,527.55

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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.