Home / 104,929.45-144,798.41-57,181.77

Finding the Fourth Proportional to 104,929.45, 144,798.41 and 57,181.77

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Solution

The fourth proportional to 104,929.45, 144,798.41 and 57,181.77 is: 78,908.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,929.45 : 144,798.41 = 57,181.77 : x
  2. Step 2: Convert to fraction form
    104,929.45/144,798.41 = 57,181.77/x
  3. Step 3: Cross multiply
    104,929.45x = 144,798.41 × 57,181.77
  4. Step 4: Simplify right side
    104,929.45x = 8,279,829,376.99
  5. Step 5: Solve for x
    x = 8,279,829,376.99/104,929.45
  6. Step 6: Final answer
    x = 78,908.54

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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.