Finding the Fourth Proportional to 163,159.40, 244,691.76 and 68,387.06
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Solution
The fourth proportional to 163,159.40, 244,691.76 and 68,387.06 is: 102,560.75
Step by Step Solution
- Step 1: Write the proportion equation
163,159.40 : 244,691.76 = 68,387.06 : x - Step 2: Convert to fraction form
163,159.40/244,691.76 = 68,387.06/x - Step 3: Cross multiply
163,159.40x = 244,691.76 × 68,387.06 - Step 4: Simplify right side
163,159.40x = 16,733,750,072.63 - Step 5: Solve for x
x = 16,733,750,072.63/163,159.40 - Step 6: Final answer
x = 102,560.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.