Finding the Fourth Proportional to 117,569.80, 176,186.58 and 93,949.18
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Solution
The fourth proportional to 117,569.80, 176,186.58 and 93,949.18 is: 140,789.42
Step by Step Solution
- Step 1: Write the proportion equation
117,569.80 : 176,186.58 = 93,949.18 : x - Step 2: Convert to fraction form
117,569.80/176,186.58 = 93,949.18/x - Step 3: Cross multiply
117,569.80x = 176,186.58 × 93,949.18 - Step 4: Simplify right side
117,569.80x = 16,552,583,925.23 - Step 5: Solve for x
x = 16,552,583,925.23/117,569.80 - Step 6: Final answer
x = 140,789.42
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.