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Finding the Fourth Proportional to 50,326.88, 75,630.48 and 46,994.99

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Solution

The fourth proportional to 50,326.88, 75,630.48 and 46,994.99 is: 70,623.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,326.88 : 75,630.48 = 46,994.99 : x
  2. Step 2: Convert to fraction form
    50,326.88/75,630.48 = 46,994.99/x
  3. Step 3: Cross multiply
    50,326.88x = 75,630.48 × 46,994.99
  4. Step 4: Simplify right side
    50,326.88x = 3,554,253,651.30
  5. Step 5: Solve for x
    x = 3,554,253,651.30/50,326.88
  6. Step 6: Final answer
    x = 70,623.37

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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.