Finding the Fourth Proportional to 165,696.70, 228,670.68 and 97,753.54
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Solution
The fourth proportional to 165,696.70, 228,670.68 and 97,753.54 is: 134,905.33
Step by Step Solution
- Step 1: Write the proportion equation
165,696.70 : 228,670.68 = 97,753.54 : x - Step 2: Convert to fraction form
165,696.70/228,670.68 = 97,753.54/x - Step 3: Cross multiply
165,696.70x = 228,670.68 × 97,753.54 - Step 4: Simplify right side
165,696.70x = 22,353,368,464.21 - Step 5: Solve for x
x = 22,353,368,464.21/165,696.70 - Step 6: Final answer
x = 134,905.33
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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.