Finding the Fourth Proportional to 164,137.08, 226,509.11 and 88,685.58
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Solution
The fourth proportional to 164,137.08, 226,509.11 and 88,685.58 is: 122,386.07
Step by Step Solution
- Step 1: Write the proportion equation
164,137.08 : 226,509.11 = 88,685.58 : x - Step 2: Convert to fraction form
164,137.08/226,509.11 = 88,685.58/x - Step 3: Cross multiply
164,137.08x = 226,509.11 × 88,685.58 - Step 4: Simplify right side
164,137.08x = 20,088,092,534.19 - Step 5: Solve for x
x = 20,088,092,534.19/164,137.08 - Step 6: Final answer
x = 122,386.07
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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.