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Finding the Fourth Proportional to 50,303.19, 75,396.46 and 47,387.19

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Solution

The fourth proportional to 50,303.19, 75,396.46 and 47,387.19 is: 71,025.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,303.19 : 75,396.46 = 47,387.19 : x
  2. Step 2: Convert to fraction form
    50,303.19/75,396.46 = 47,387.19/x
  3. Step 3: Cross multiply
    50,303.19x = 75,396.46 × 47,387.19
  4. Step 4: Simplify right side
    50,303.19x = 3,572,826,375.35
  5. Step 5: Solve for x
    x = 3,572,826,375.35/50,303.19
  6. Step 6: Final answer
    x = 71,025.84

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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.