Home / 104,771.88-144,585.21-57,025.58

Finding the Fourth Proportional to 104,771.88, 144,585.21 and 57,025.58

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Solution

The fourth proportional to 104,771.88, 144,585.21 and 57,025.58 is: 78,695.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,771.88 : 144,585.21 = 57,025.58 : x
  2. Step 2: Convert to fraction form
    104,771.88/144,585.21 = 57,025.58/x
  3. Step 3: Cross multiply
    104,771.88x = 144,585.21 × 57,025.58
  4. Step 4: Simplify right side
    104,771.88x = 8,245,054,736.75
  5. Step 5: Solve for x
    x = 8,245,054,736.75/104,771.88
  6. Step 6: Final answer
    x = 78,695.30

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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.