Home / 104,400.03-144,072.42-56,653.37

Finding the Fourth Proportional to 104,400.03, 144,072.42 and 56,653.37

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Solution

The fourth proportional to 104,400.03, 144,072.42 and 56,653.37 is: 78,181.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,400.03 : 144,072.42 = 56,653.37 : x
  2. Step 2: Convert to fraction form
    104,400.03/144,072.42 = 56,653.37/x
  3. Step 3: Cross multiply
    104,400.03x = 144,072.42 × 56,653.37
  4. Step 4: Simplify right side
    104,400.03x = 8,162,187,396.69
  5. Step 5: Solve for x
    x = 8,162,187,396.69/104,400.03
  6. Step 6: Final answer
    x = 78,181.85

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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.