Finding the Fourth Proportional to 153,468.27, 229,952.12 and 94,178.70
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Solution
The fourth proportional to 153,468.27, 229,952.12 and 94,178.70 is: 141,114.45
Step by Step Solution
- Step 1: Write the proportion equation
153,468.27 : 229,952.12 = 94,178.70 : x - Step 2: Convert to fraction form
153,468.27/229,952.12 = 94,178.70/x - Step 3: Cross multiply
153,468.27x = 229,952.12 × 94,178.70 - Step 4: Simplify right side
153,468.27x = 21,656,591,252.95 - Step 5: Solve for x
x = 21,656,591,252.95/153,468.27 - Step 6: Final answer
x = 141,114.45
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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.