Home / 104,717.82-144,511.22-56,971.51

Finding the Fourth Proportional to 104,717.82, 144,511.22 and 56,971.51

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Solution

The fourth proportional to 104,717.82, 144,511.22 and 56,971.51 is: 78,621.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,717.82 : 144,511.22 = 56,971.51 : x
  2. Step 2: Convert to fraction form
    104,717.82/144,511.22 = 56,971.51/x
  3. Step 3: Cross multiply
    104,717.82x = 144,511.22 × 56,971.51
  4. Step 4: Simplify right side
    104,717.82x = 8,233,021,993.27
  5. Step 5: Solve for x
    x = 8,233,021,993.27/104,717.82
  6. Step 6: Final answer
    x = 78,621.02

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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.