Finding the Fourth Proportional to 178,812.98, 246,760.98 and 97,140.60
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Solution
The fourth proportional to 178,812.98, 246,760.98 and 97,140.60 is: 134,053.52
Step by Step Solution
- Step 1: Write the proportion equation
178,812.98 : 246,760.98 = 97,140.60 : x - Step 2: Convert to fraction form
178,812.98/246,760.98 = 97,140.60/x - Step 3: Cross multiply
178,812.98x = 246,760.98 × 97,140.60 - Step 4: Simplify right side
178,812.98x = 23,970,509,653.79 - Step 5: Solve for x
x = 23,970,509,653.79/178,812.98 - Step 6: Final answer
x = 134,053.52
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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.