Finding the Fourth Proportional to 178,078.06, 245,740.11 and 97,504.12
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Solution
The fourth proportional to 178,078.06, 245,740.11 and 97,504.12 is: 134,551.52
Step by Step Solution
- Step 1: Write the proportion equation
178,078.06 : 245,740.11 = 97,504.12 : x - Step 2: Convert to fraction form
178,078.06/245,740.11 = 97,504.12/x - Step 3: Cross multiply
178,078.06x = 245,740.11 × 97,504.12 - Step 4: Simplify right side
178,078.06x = 23,960,673,174.25 - Step 5: Solve for x
x = 23,960,673,174.25/178,078.06 - Step 6: Final answer
x = 134,551.52
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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.