Finding the Fourth Proportional to 114,102.93, 157,460.09 and 63,115.62
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Solution
The fourth proportional to 114,102.93, 157,460.09 and 63,115.62 is: 87,098.48
Step by Step Solution
- Step 1: Write the proportion equation
114,102.93 : 157,460.09 = 63,115.62 : x - Step 2: Convert to fraction form
114,102.93/157,460.09 = 63,115.62/x - Step 3: Cross multiply
114,102.93x = 157,460.09 × 63,115.62 - Step 4: Simplify right side
114,102.93x = 9,938,190,871.33 - Step 5: Solve for x
x = 9,938,190,871.33/114,102.93 - Step 6: Final answer
x = 87,098.48
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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.