Finding the Fourth Proportional to 165,416.00, 228,274.07 and 93,796.00
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Solution
The fourth proportional to 165,416.00, 228,274.07 and 93,796.00 is: 129,438.47
Step by Step Solution
- Step 1: Write the proportion equation
165,416.00 : 228,274.07 = 93,796.00 : x - Step 2: Convert to fraction form
165,416.00/228,274.07 = 93,796.00/x - Step 3: Cross multiply
165,416.00x = 228,274.07 × 93,796.00 - Step 4: Simplify right side
165,416.00x = 21,411,193,630.05 - Step 5: Solve for x
x = 21,411,193,630.05/165,416.00 - Step 6: Final answer
x = 129,438.47
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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.