Finding the Fourth Proportional to 165,236.66, 228,027.35 and 93,630.63
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Solution
The fourth proportional to 165,236.66, 228,027.35 and 93,630.63 is: 129,210.70
Step by Step Solution
- Step 1: Write the proportion equation
165,236.66 : 228,027.35 = 93,630.63 : x - Step 2: Convert to fraction form
165,236.66/228,027.35 = 93,630.63/x - Step 3: Cross multiply
165,236.66x = 228,027.35 × 93,630.63 - Step 4: Simplify right side
165,236.66x = 21,350,343,969.58 - Step 5: Solve for x
x = 21,350,343,969.58/165,236.66 - Step 6: Final answer
x = 129,210.70
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1.5x scale
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.