Finding the Fourth Proportional to 171,210.42, 236,277.36 and 94,728.29
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Solution
The fourth proportional to 171,210.42, 236,277.36 and 94,728.29 is: 130,728.90
Step by Step Solution
- Step 1: Write the proportion equation
171,210.42 : 236,277.36 = 94,728.29 : x - Step 2: Convert to fraction form
171,210.42/236,277.36 = 94,728.29/x - Step 3: Cross multiply
171,210.42x = 236,277.36 × 94,728.29 - Step 4: Simplify right side
171,210.42x = 22,382,149,097.13 - Step 5: Solve for x
x = 22,382,149,097.13/171,210.42 - Step 6: Final answer
x = 130,728.90
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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.