Finding the Fourth Proportional to 213,169.19, 294,173.52 and 117,675.95
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Solution
The fourth proportional to 213,169.19, 294,173.52 and 117,675.95 is: 162,392.83
Step by Step Solution
- Step 1: Write the proportion equation
213,169.19 : 294,173.52 = 117,675.95 : x - Step 2: Convert to fraction form
213,169.19/294,173.52 = 117,675.95/x - Step 3: Cross multiply
213,169.19x = 294,173.52 × 117,675.95 - Step 4: Simplify right side
213,169.19x = 34,617,146,959.98 - Step 5: Solve for x
x = 34,617,146,959.98/213,169.19 - Step 6: Final answer
x = 162,392.83
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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.