Home / 104,768.96-144,584.34-57,025.76

Finding the Fourth Proportional to 104,768.96, 144,584.34 and 57,025.76

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Solution

The fourth proportional to 104,768.96, 144,584.34 and 57,025.76 is: 78,697.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,768.96 : 144,584.34 = 57,025.76 : x
  2. Step 2: Convert to fraction form
    104,768.96/144,584.34 = 57,025.76/x
  3. Step 3: Cross multiply
    104,768.96x = 144,584.34 × 57,025.76
  4. Step 4: Simplify right side
    104,768.96x = 8,245,031,872.60
  5. Step 5: Solve for x
    x = 8,245,031,872.60/104,768.96
  6. Step 6: Final answer
    x = 78,697.28

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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.