Finding the Fourth Proportional to 169,935.95, 234,517.63 and 93,460.96
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Solution
The fourth proportional to 169,935.95, 234,517.63 and 93,460.96 is: 128,979.43
Step by Step Solution
- Step 1: Write the proportion equation
169,935.95 : 234,517.63 = 93,460.96 : x - Step 2: Convert to fraction form
169,935.95/234,517.63 = 93,460.96/x - Step 3: Cross multiply
169,935.95x = 234,517.63 × 93,460.96 - Step 4: Simplify right side
169,935.95x = 21,918,241,196.83 - Step 5: Solve for x
x = 21,918,241,196.83/169,935.95 - Step 6: Final answer
x = 128,979.43
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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.