Home / 53,378.74-80,072.27-31,194.42

Finding the Fourth Proportional to 53,378.74, 80,072.27 and 31,194.42

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Solution

The fourth proportional to 53,378.74, 80,072.27 and 31,194.42 is: 46,794.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,378.74 : 80,072.27 = 31,194.42 : x
  2. Step 2: Convert to fraction form
    53,378.74/80,072.27 = 31,194.42/x
  3. Step 3: Cross multiply
    53,378.74x = 80,072.27 × 31,194.42
  4. Step 4: Simplify right side
    53,378.74x = 2,497,808,020.73
  5. Step 5: Solve for x
    x = 2,497,808,020.73/53,378.74
  6. Step 6: Final answer
    x = 46,794.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.