Home / 106,072.03-146,379.42-58,328.59

Finding the Fourth Proportional to 106,072.03, 146,379.42 and 58,328.59

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Solution

The fourth proportional to 106,072.03, 146,379.42 and 58,328.59 is: 80,493.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,072.03 : 146,379.42 = 58,328.59 : x
  2. Step 2: Convert to fraction form
    106,072.03/146,379.42 = 58,328.59/x
  3. Step 3: Cross multiply
    106,072.03x = 146,379.42 × 58,328.59
  4. Step 4: Simplify right side
    106,072.03x = 8,538,105,173.62
  5. Step 5: Solve for x
    x = 8,538,105,173.62/106,072.03
  6. Step 6: Final answer
    x = 80,493.46

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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.