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Finding the Fourth Proportional to 50,764.94, 76,152.48 and 17,480.60

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Solution

The fourth proportional to 50,764.94, 76,152.48 and 17,480.60 is: 26,222.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,764.94 : 76,152.48 = 17,480.60 : x
  2. Step 2: Convert to fraction form
    50,764.94/76,152.48 = 17,480.60/x
  3. Step 3: Cross multiply
    50,764.94x = 76,152.48 × 17,480.60
  4. Step 4: Simplify right side
    50,764.94x = 1,331,191,041.89
  5. Step 5: Solve for x
    x = 1,331,191,041.89/50,764.94
  6. Step 6: Final answer
    x = 26,222.65

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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.