Finding the Fourth Proportional to 169,587.19, 234,018.62 and 94,129.75
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Solution
The fourth proportional to 169,587.19, 234,018.62 and 94,129.75 is: 129,892.56
Step by Step Solution
- Step 1: Write the proportion equation
169,587.19 : 234,018.62 = 94,129.75 : x - Step 2: Convert to fraction form
169,587.19/234,018.62 = 94,129.75/x - Step 3: Cross multiply
169,587.19x = 234,018.62 × 94,129.75 - Step 4: Simplify right side
169,587.19x = 22,028,113,725.30 - Step 5: Solve for x
x = 22,028,113,725.30/169,587.19 - Step 6: Final answer
x = 129,892.56
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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.