Finding the Fourth Proportional to 282,855.33, 424,002.74 and 132,827.07
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Solution
The fourth proportional to 282,855.33, 424,002.74 and 132,827.07 is: 199,108.99
Step by Step Solution
- Step 1: Write the proportion equation
282,855.33 : 424,002.74 = 132,827.07 : x - Step 2: Convert to fraction form
282,855.33/424,002.74 = 132,827.07/x - Step 3: Cross multiply
282,855.33x = 424,002.74 × 132,827.07 - Step 4: Simplify right side
282,855.33x = 56,319,039,870.13 - Step 5: Solve for x
x = 56,319,039,870.13/282,855.33 - Step 6: Final answer
x = 199,108.99
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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.