Finding the Fourth Proportional to 176,683.14, 243,902.34 and 116,285.49
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Solution
The fourth proportional to 176,683.14, 243,902.34 and 116,285.49 is: 160,526.37
Step by Step Solution
- Step 1: Write the proportion equation
176,683.14 : 243,902.34 = 116,285.49 : x - Step 2: Convert to fraction form
176,683.14/243,902.34 = 116,285.49/x - Step 3: Cross multiply
176,683.14x = 243,902.34 × 116,285.49 - Step 4: Simplify right side
176,683.14x = 28,362,303,119.05 - Step 5: Solve for x
x = 28,362,303,119.05/176,683.14 - Step 6: Final answer
x = 160,526.37
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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.