Finding the Fourth Proportional to 165,440.57, 228,246.12 and 97,415.96
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Solution
The fourth proportional to 165,440.57, 228,246.12 and 97,415.96 is: 134,397.60
Step by Step Solution
- Step 1: Write the proportion equation
165,440.57 : 228,246.12 = 97,415.96 : x - Step 2: Convert to fraction form
165,440.57/228,246.12 = 97,415.96/x - Step 3: Cross multiply
165,440.57x = 228,246.12 × 97,415.96 - Step 4: Simplify right side
165,440.57x = 22,234,814,896.08 - Step 5: Solve for x
x = 22,234,814,896.08/165,440.57 - Step 6: Final answer
x = 134,397.60
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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.