Home / 104,379.54-144,028.45-58,436.80

Finding the Fourth Proportional to 104,379.54, 144,028.45 and 58,436.80

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Solution

The fourth proportional to 104,379.54, 144,028.45 and 58,436.80 is: 80,634.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,379.54 : 144,028.45 = 58,436.80 : x
  2. Step 2: Convert to fraction form
    104,379.54/144,028.45 = 58,436.80/x
  3. Step 3: Cross multiply
    104,379.54x = 144,028.45 × 58,436.80
  4. Step 4: Simplify right side
    104,379.54x = 8,416,561,726.96
  5. Step 5: Solve for x
    x = 8,416,561,726.96/104,379.54
  6. Step 6: Final answer
    x = 80,634.21

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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.