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Finding the Fourth Proportional to 50,948.80, 76,423.20 and 33,234.40

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Solution

The fourth proportional to 50,948.80, 76,423.20 and 33,234.40 is: 49,851.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,948.80 : 76,423.20 = 33,234.40 : x
  2. Step 2: Convert to fraction form
    50,948.80/76,423.20 = 33,234.40/x
  3. Step 3: Cross multiply
    50,948.80x = 76,423.20 × 33,234.40
  4. Step 4: Simplify right side
    50,948.80x = 2,539,879,198.08
  5. Step 5: Solve for x
    x = 2,539,879,198.08/50,948.80
  6. Step 6: Final answer
    x = 49,851.60

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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.