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Finding the Fourth Proportional to 50,064.75, 75,112.11 and 28,999.89

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Solution

The fourth proportional to 50,064.75, 75,112.11 and 28,999.89 is: 43,508.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,064.75 : 75,112.11 = 28,999.89 : x
  2. Step 2: Convert to fraction form
    50,064.75/75,112.11 = 28,999.89/x
  3. Step 3: Cross multiply
    50,064.75x = 75,112.11 × 28,999.89
  4. Step 4: Simplify right side
    50,064.75x = 2,178,242,927.67
  5. Step 5: Solve for x
    x = 2,178,242,927.67/50,064.75
  6. Step 6: Final answer
    x = 43,508.52

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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.