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Finding the Fourth Proportional to 50,674.90, 76,012.35 and 41,458.90

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Solution

The fourth proportional to 50,674.90, 76,012.35 and 41,458.90 is: 62,188.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,674.90 : 76,012.35 = 41,458.90 : x
  2. Step 2: Convert to fraction form
    50,674.90/76,012.35 = 41,458.90/x
  3. Step 3: Cross multiply
    50,674.90x = 76,012.35 × 41,458.90
  4. Step 4: Simplify right side
    50,674.90x = 3,151,388,417.42
  5. Step 5: Solve for x
    x = 3,151,388,417.42/50,674.90
  6. Step 6: Final answer
    x = 62,188.35

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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.