Finding the Fourth Proportional to 197,677.97, 272,684.18 and 125,058.32
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Solution
The fourth proportional to 197,677.97, 272,684.18 and 125,058.32 is: 172,509.99
Step by Step Solution
- Step 1: Write the proportion equation
197,677.97 : 272,684.18 = 125,058.32 : x - Step 2: Convert to fraction form
197,677.97/272,684.18 = 125,058.32/x - Step 3: Cross multiply
197,677.97x = 272,684.18 × 125,058.32 - Step 4: Simplify right side
197,677.97x = 34,101,423,452.67 - Step 5: Solve for x
x = 34,101,423,452.67/197,677.97 - Step 6: Final answer
x = 172,509.99
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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.