Finding the Fourth Proportional to 178,497.54, 245,853.60 and 133,030.08
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Solution
The fourth proportional to 178,497.54, 245,853.60 and 133,030.08 is: 183,228.99
Step by Step Solution
- Step 1: Write the proportion equation
178,497.54 : 245,853.60 = 133,030.08 : x - Step 2: Convert to fraction form
178,497.54/245,853.60 = 133,030.08/x - Step 3: Cross multiply
178,497.54x = 245,853.60 × 133,030.08 - Step 4: Simplify right side
178,497.54x = 32,705,924,076.29 - Step 5: Solve for x
x = 32,705,924,076.29/178,497.54 - Step 6: Final answer
x = 183,228.99
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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.