Home / 104,882.02-144,736.45-57,135.37

Finding the Fourth Proportional to 104,882.02, 144,736.45 and 57,135.37

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Solution

The fourth proportional to 104,882.02, 144,736.45 and 57,135.37 is: 78,846.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,882.02 : 144,736.45 = 57,135.37 : x
  2. Step 2: Convert to fraction form
    104,882.02/144,736.45 = 57,135.37/x
  3. Step 3: Cross multiply
    104,882.02x = 144,736.45 × 57,135.37
  4. Step 4: Simplify right side
    104,882.02x = 8,269,570,623.24
  5. Step 5: Solve for x
    x = 8,269,570,623.24/104,882.02
  6. Step 6: Final answer
    x = 78,846.41

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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.