Finding the Fourth Proportional to 165,684.19, 228,650.66 and 94,070.88
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Solution
The fourth proportional to 165,684.19, 228,650.66 and 94,070.88 is: 129,821.49
Step by Step Solution
- Step 1: Write the proportion equation
165,684.19 : 228,650.66 = 94,070.88 : x - Step 2: Convert to fraction form
165,684.19/228,650.66 = 94,070.88/x - Step 3: Cross multiply
165,684.19x = 228,650.66 × 94,070.88 - Step 4: Simplify right side
165,684.19x = 21,509,368,798.78 - Step 5: Solve for x
x = 21,509,368,798.78/165,684.19 - Step 6: Final answer
x = 129,821.49
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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.