Finding the Fourth Proportional to 282,805.23, 424,207.95 and 83,125.65
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Solution
The fourth proportional to 282,805.23, 424,207.95 and 83,125.65 is: 124,688.51
Step by Step Solution
- Step 1: Write the proportion equation
282,805.23 : 424,207.95 = 83,125.65 : x - Step 2: Convert to fraction form
282,805.23/424,207.95 = 83,125.65/x - Step 3: Cross multiply
282,805.23x = 424,207.95 × 83,125.65 - Step 4: Simplify right side
282,805.23x = 35,262,561,578.92 - Step 5: Solve for x
x = 35,262,561,578.92/282,805.23 - Step 6: Final answer
x = 124,688.51
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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.