Finding the Fourth Proportional to 178,204.08, 245,921.49 and 97,636.62
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Solution
The fourth proportional to 178,204.08, 245,921.49 and 97,636.62 is: 134,738.46
Step by Step Solution
- Step 1: Write the proportion equation
178,204.08 : 245,921.49 = 97,636.62 : x - Step 2: Convert to fraction form
178,204.08/245,921.49 = 97,636.62/x - Step 3: Cross multiply
178,204.08x = 245,921.49 × 97,636.62 - Step 4: Simplify right side
178,204.08x = 24,010,943,068.96 - Step 5: Solve for x
x = 24,010,943,068.96/178,204.08 - Step 6: Final answer
x = 134,738.46
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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.