Home / 133,012.44-183,558.24-72,583.56

Finding the Fourth Proportional to 133,012.44, 183,558.24 and 72,583.56

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Solution

The fourth proportional to 133,012.44, 183,558.24 and 72,583.56 is: 100,165.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,012.44 : 183,558.24 = 72,583.56 : x
  2. Step 2: Convert to fraction form
    133,012.44/183,558.24 = 72,583.56/x
  3. Step 3: Cross multiply
    133,012.44x = 183,558.24 × 72,583.56
  4. Step 4: Simplify right side
    133,012.44x = 13,323,310,526.53
  5. Step 5: Solve for x
    x = 13,323,310,526.53/133,012.44
  6. Step 6: Final answer
    x = 100,165.90

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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.