Home / 104,418.99-144,097.36-56,672.37

Finding the Fourth Proportional to 104,418.99, 144,097.36 and 56,672.37

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Solution

The fourth proportional to 104,418.99, 144,097.36 and 56,672.37 is: 78,207.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,418.99 : 144,097.36 = 56,672.37 : x
  2. Step 2: Convert to fraction form
    104,418.99/144,097.36 = 56,672.37/x
  3. Step 3: Cross multiply
    104,418.99x = 144,097.36 × 56,672.37
  4. Step 4: Simplify right side
    104,418.99x = 8,166,338,760.26
  5. Step 5: Solve for x
    x = 8,166,338,760.26/104,418.99
  6. Step 6: Final answer
    x = 78,207.41

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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.