Finding the Fourth Proportional to 178,812.54, 246,764.03 and 98,241.63
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Solution
The fourth proportional to 178,812.54, 246,764.03 and 98,241.63 is: 135,574.95
Step by Step Solution
- Step 1: Write the proportion equation
178,812.54 : 246,764.03 = 98,241.63 : x - Step 2: Convert to fraction form
178,812.54/246,764.03 = 98,241.63/x - Step 3: Cross multiply
178,812.54x = 246,764.03 × 98,241.63 - Step 4: Simplify right side
178,812.54x = 24,242,500,532.57 - Step 5: Solve for x
x = 24,242,500,532.57/178,812.54 - Step 6: Final answer
x = 135,574.95
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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.