Finding the Fourth Proportional to 282,839.29, 424,147.75 and 102,881.99
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Solution
The fourth proportional to 282,839.29, 424,147.75 and 102,881.99 is: 154,282.55
Step by Step Solution
- Step 1: Write the proportion equation
282,839.29 : 424,147.75 = 102,881.99 : x - Step 2: Convert to fraction form
282,839.29/424,147.75 = 102,881.99/x - Step 3: Cross multiply
282,839.29x = 424,147.75 × 102,881.99 - Step 4: Simplify right side
282,839.29x = 43,637,165,377.19 - Step 5: Solve for x
x = 43,637,165,377.19/282,839.29 - Step 6: Final answer
x = 154,282.55
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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.