Finding the Fourth Proportional to 165,605.97, 228,566.15 and 97,619.02
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Solution
The fourth proportional to 165,605.97, 228,566.15 and 97,619.02 is: 134,731.88
Step by Step Solution
- Step 1: Write the proportion equation
165,605.97 : 228,566.15 = 97,619.02 : x - Step 2: Convert to fraction form
165,605.97/228,566.15 = 97,619.02/x - Step 3: Cross multiply
165,605.97x = 228,566.15 × 97,619.02 - Step 4: Simplify right side
165,605.97x = 22,312,403,568.17 - Step 5: Solve for x
x = 22,312,403,568.17/165,605.97 - Step 6: Final answer
x = 134,731.88
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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.