Home / 281,623.29-422,427.65-94,634.79

Finding the Fourth Proportional to 281,623.29, 422,427.65 and 94,634.79

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Solution

The fourth proportional to 281,623.29, 422,427.65 and 94,634.79 is: 141,949.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,623.29 : 422,427.65 = 94,634.79 : x
  2. Step 2: Convert to fraction form
    281,623.29/422,427.65 = 94,634.79/x
  3. Step 3: Cross multiply
    281,623.29x = 422,427.65 × 94,634.79
  4. Step 4: Simplify right side
    281,623.29x = 39,976,351,474.77
  5. Step 5: Solve for x
    x = 39,976,351,474.77/281,623.29
  6. Step 6: Final answer
    x = 141,949.74

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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.