Finding the Fourth Proportional to 234,316.17, 351,401.56 and 84,536.99
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Solution
The fourth proportional to 234,316.17, 351,401.56 and 84,536.99 is: 126,779.25
Step by Step Solution
- Step 1: Write the proportion equation
234,316.17 : 351,401.56 = 84,536.99 : x - Step 2: Convert to fraction form
234,316.17/351,401.56 = 84,536.99/x - Step 3: Cross multiply
234,316.17x = 351,401.56 × 84,536.99 - Step 4: Simplify right side
234,316.17x = 29,706,428,195.35 - Step 5: Solve for x
x = 29,706,428,195.35/234,316.17 - Step 6: Final answer
x = 126,779.25
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.