Finding the Fourth Proportional to 125,860.47, 188,745.74 and 41,605.08
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Solution
The fourth proportional to 125,860.47, 188,745.74 and 41,605.08 is: 62,392.75
Step by Step Solution
- Step 1: Write the proportion equation
125,860.47 : 188,745.74 = 41,605.08 : x - Step 2: Convert to fraction form
125,860.47/188,745.74 = 41,605.08/x - Step 3: Cross multiply
125,860.47x = 188,745.74 × 41,605.08 - Step 4: Simplify right side
125,860.47x = 7,852,781,404.33 - Step 5: Solve for x
x = 7,852,781,404.33/125,860.47 - Step 6: Final answer
x = 62,392.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.