Finding the Fourth Proportional to 201,290.93, 277,778.36 and 110,644.95
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Solution
The fourth proportional to 201,290.93, 277,778.36 and 110,644.95 is: 152,688.32
Step by Step Solution
- Step 1: Write the proportion equation
201,290.93 : 277,778.36 = 110,644.95 : x - Step 2: Convert to fraction form
201,290.93/277,778.36 = 110,644.95/x - Step 3: Cross multiply
201,290.93x = 277,778.36 × 110,644.95 - Step 4: Simplify right side
201,290.93x = 30,734,773,029.89 - Step 5: Solve for x
x = 30,734,773,029.89/201,290.93 - Step 6: Final answer
x = 152,688.32
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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.