Finding the Fourth Proportional to 118,799.08, 163,943.76 and 68,498.08
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Solution
The fourth proportional to 118,799.08, 163,943.76 and 68,498.08 is: 94,527.94
Step by Step Solution
- Step 1: Write the proportion equation
118,799.08 : 163,943.76 = 68,498.08 : x - Step 2: Convert to fraction form
118,799.08/163,943.76 = 68,498.08/x - Step 3: Cross multiply
118,799.08x = 163,943.76 × 68,498.08 - Step 4: Simplify right side
118,799.08x = 11,229,832,787.98 - Step 5: Solve for x
x = 11,229,832,787.98/118,799.08 - Step 6: Final answer
x = 94,527.94
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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.