Finding the Fourth Proportional to 178,829.42, 268,202.51 and 66,562.52
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Solution
The fourth proportional to 178,829.42, 268,202.51 and 66,562.52 is: 99,828.28
Step by Step Solution
- Step 1: Write the proportion equation
178,829.42 : 268,202.51 = 66,562.52 : x - Step 2: Convert to fraction form
178,829.42/268,202.51 = 66,562.52/x - Step 3: Cross multiply
178,829.42x = 268,202.51 × 66,562.52 - Step 4: Simplify right side
178,829.42x = 17,852,233,262.10 - Step 5: Solve for x
x = 17,852,233,262.10/178,829.42 - Step 6: Final answer
x = 99,828.28
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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.