Finding the Fourth Proportional to 236,806.93, 355,257.11 and 76,853.06
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Solution
The fourth proportional to 236,806.93, 355,257.11 and 76,853.06 is: 115,294.75
Step by Step Solution
- Step 1: Write the proportion equation
236,806.93 : 355,257.11 = 76,853.06 : x - Step 2: Convert to fraction form
236,806.93/355,257.11 = 76,853.06/x - Step 3: Cross multiply
236,806.93x = 355,257.11 × 76,853.06 - Step 4: Simplify right side
236,806.93x = 27,302,595,990.26 - Step 5: Solve for x
x = 27,302,595,990.26/236,806.93 - Step 6: Final answer
x = 115,294.75
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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.