Home / 133,615.02-184,388.53-73,185.74

Finding the Fourth Proportional to 133,615.02, 184,388.53 and 73,185.74

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Solution

The fourth proportional to 133,615.02, 184,388.53 and 73,185.74 is: 100,996.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,615.02 : 184,388.53 = 73,185.74 : x
  2. Step 2: Convert to fraction form
    133,615.02/184,388.53 = 73,185.74/x
  3. Step 3: Cross multiply
    133,615.02x = 184,388.53 × 73,185.74
  4. Step 4: Simplify right side
    133,615.02x = 13,494,611,015.56
  5. Step 5: Solve for x
    x = 13,494,611,015.56/133,615.02
  6. Step 6: Final answer
    x = 100,996.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.