Home / 104,690.25-144,474.37-56,944.40

Finding the Fourth Proportional to 104,690.25, 144,474.37 and 56,944.40

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Solution

The fourth proportional to 104,690.25, 144,474.37 and 56,944.40 is: 78,584.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,690.25 : 144,474.37 = 56,944.40 : x
  2. Step 2: Convert to fraction form
    104,690.25/144,474.37 = 56,944.40/x
  3. Step 3: Cross multiply
    104,690.25x = 144,474.37 × 56,944.40
  4. Step 4: Simplify right side
    104,690.25x = 8,227,005,450.30
  5. Step 5: Solve for x
    x = 8,227,005,450.30/104,690.25
  6. Step 6: Final answer
    x = 78,584.26

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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.