Home / 50,180.12-75,299.34-19,017.80

Finding the Fourth Proportional to 50,180.12, 75,299.34 and 19,017.80

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Solution

The fourth proportional to 50,180.12, 75,299.34 and 19,017.80 is: 28,537.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,180.12 : 75,299.34 = 19,017.80 : x
  2. Step 2: Convert to fraction form
    50,180.12/75,299.34 = 19,017.80/x
  3. Step 3: Cross multiply
    50,180.12x = 75,299.34 × 19,017.80
  4. Step 4: Simplify right side
    50,180.12x = 1,432,027,788.25
  5. Step 5: Solve for x
    x = 1,432,027,788.25/50,180.12
  6. Step 6: Final answer
    x = 28,537.75

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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.