Home / 133,261.73-183,900.75-72,832.36

Finding the Fourth Proportional to 133,261.73, 183,900.75 and 72,832.36

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Solution

The fourth proportional to 133,261.73, 183,900.75 and 72,832.36 is: 100,508.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,261.73 : 183,900.75 = 72,832.36 : x
  2. Step 2: Convert to fraction form
    133,261.73/183,900.75 = 72,832.36/x
  3. Step 3: Cross multiply
    133,261.73x = 183,900.75 × 72,832.36
  4. Step 4: Simplify right side
    133,261.73x = 13,393,924,344.60
  5. Step 5: Solve for x
    x = 13,393,924,344.60/133,261.73
  6. Step 6: Final answer
    x = 100,508.41

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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.