Finding the Fourth Proportional to 171,225.10, 236,356.88 and 153,288.97
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Solution
The fourth proportional to 171,225.10, 236,356.88 and 153,288.97 is: 211,598.07
Step by Step Solution
- Step 1: Write the proportion equation
171,225.10 : 236,356.88 = 153,288.97 : x - Step 2: Convert to fraction form
171,225.10/236,356.88 = 153,288.97/x - Step 3: Cross multiply
171,225.10x = 236,356.88 × 153,288.97 - Step 4: Simplify right side
171,225.10x = 36,230,901,330.28 - Step 5: Solve for x
x = 36,230,901,330.28/171,225.10 - Step 6: Final answer
x = 211,598.07
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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.