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Finding the Fourth Proportional to 76,185.33, 114,297.43 and 48,303.51

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Solution

The fourth proportional to 76,185.33, 114,297.43 and 48,303.51 is: 72,467.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,185.33 : 114,297.43 = 48,303.51 : x
  2. Step 2: Convert to fraction form
    76,185.33/114,297.43 = 48,303.51/x
  3. Step 3: Cross multiply
    76,185.33x = 114,297.43 × 48,303.51
  4. Step 4: Simplify right side
    76,185.33x = 5,520,967,052.98
  5. Step 5: Solve for x
    x = 5,520,967,052.98/76,185.33
  6. Step 6: Final answer
    x = 72,467.59

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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.