Finding the Fourth Proportional to 165,575.09, 228,487.28 and 93,950.84
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Solution
The fourth proportional to 165,575.09, 228,487.28 and 93,950.84 is: 129,648.55
Step by Step Solution
- Step 1: Write the proportion equation
165,575.09 : 228,487.28 = 93,950.84 : x - Step 2: Convert to fraction form
165,575.09/228,487.28 = 93,950.84/x - Step 3: Cross multiply
165,575.09x = 228,487.28 × 93,950.84 - Step 4: Simplify right side
165,575.09x = 21,466,570,273.12 - Step 5: Solve for x
x = 21,466,570,273.12/165,575.09 - Step 6: Final answer
x = 129,648.55
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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.