Home / 104,392.16-144,198.52-80,045.38

Finding the Fourth Proportional to 104,392.16, 144,198.52 and 80,045.38

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Solution

The fourth proportional to 104,392.16, 144,198.52 and 80,045.38 is: 110,567.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,392.16 : 144,198.52 = 80,045.38 : x
  2. Step 2: Convert to fraction form
    104,392.16/144,198.52 = 80,045.38/x
  3. Step 3: Cross multiply
    104,392.16x = 144,198.52 × 80,045.38
  4. Step 4: Simplify right side
    104,392.16x = 11,542,424,768.23
  5. Step 5: Solve for x
    x = 11,542,424,768.23/104,392.16
  6. Step 6: Final answer
    x = 110,567.93

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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.