Home / 75,728.58-104,500.72-41,735.17

Finding the Fourth Proportional to 75,728.58, 104,500.72 and 41,735.17

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Solution

The fourth proportional to 75,728.58, 104,500.72 and 41,735.17 is: 57,591.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,728.58 : 104,500.72 = 41,735.17 : x
  2. Step 2: Convert to fraction form
    75,728.58/104,500.72 = 41,735.17/x
  3. Step 3: Cross multiply
    75,728.58x = 104,500.72 × 41,735.17
  4. Step 4: Simplify right side
    75,728.58x = 4,361,355,314.32
  5. Step 5: Solve for x
    x = 4,361,355,314.32/75,728.58
  6. Step 6: Final answer
    x = 57,591.93

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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.