Finding the Fourth Proportional to 367,427.12, 551,140.71 and 114,729.26
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Solution
The fourth proportional to 367,427.12, 551,140.71 and 114,729.26 is: 172,093.89
Step by Step Solution
- Step 1: Write the proportion equation
367,427.12 : 551,140.71 = 114,729.26 : x - Step 2: Convert to fraction form
367,427.12/551,140.71 = 114,729.26/x - Step 3: Cross multiply
367,427.12x = 551,140.71 × 114,729.26 - Step 4: Simplify right side
367,427.12x = 63,231,963,058.47 - Step 5: Solve for x
x = 63,231,963,058.47/367,427.12 - Step 6: Final answer
x = 172,093.89
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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.