Home / 104,929.83-144,804.92-57,185.19

Finding the Fourth Proportional to 104,929.83, 144,804.92 and 57,185.19

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Solution

The fourth proportional to 104,929.83, 144,804.92 and 57,185.19 is: 78,916.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,929.83 : 144,804.92 = 57,185.19 : x
  2. Step 2: Convert to fraction form
    104,929.83/144,804.92 = 57,185.19/x
  3. Step 3: Cross multiply
    104,929.83x = 144,804.92 × 57,185.19
  4. Step 4: Simplify right side
    104,929.83x = 8,280,696,577.21
  5. Step 5: Solve for x
    x = 8,280,696,577.21/104,929.83
  6. Step 6: Final answer
    x = 78,916.52

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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.