Home / 104,818.07-144,669.42-66,622.12

Finding the Fourth Proportional to 104,818.07, 144,669.42 and 66,622.12

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Solution

The fourth proportional to 104,818.07, 144,669.42 and 66,622.12 is: 91,951.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,818.07 : 144,669.42 = 66,622.12 : x
  2. Step 2: Convert to fraction form
    104,818.07/144,669.42 = 66,622.12/x
  3. Step 3: Cross multiply
    104,818.07x = 144,669.42 × 66,622.12
  4. Step 4: Simplify right side
    104,818.07x = 9,638,183,097.90
  5. Step 5: Solve for x
    x = 9,638,183,097.90/104,818.07
  6. Step 6: Final answer
    x = 91,951.54

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1.5x scale

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.