Finding the Fourth Proportional to 165,575.34, 228,487.62 and 93,951.09
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Solution
The fourth proportional to 165,575.34, 228,487.62 and 93,951.09 is: 129,648.90
Step by Step Solution
- Step 1: Write the proportion equation
165,575.34 : 228,487.62 = 93,951.09 : x - Step 2: Convert to fraction form
165,575.34/228,487.62 = 93,951.09/x - Step 3: Cross multiply
165,575.34x = 228,487.62 × 93,951.09 - Step 4: Simplify right side
165,575.34x = 21,466,659,808.07 - Step 5: Solve for x
x = 21,466,659,808.07/165,575.34 - Step 6: Final answer
x = 129,648.90
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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.