Finding the Fourth Proportional to 236,220.66, 354,294.36 and 86,425.92
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Solution
The fourth proportional to 236,220.66, 354,294.36 and 86,425.92 is: 129,625.48
Step by Step Solution
- Step 1: Write the proportion equation
236,220.66 : 354,294.36 = 86,425.92 : x - Step 2: Convert to fraction form
236,220.66/354,294.36 = 86,425.92/x - Step 3: Cross multiply
236,220.66x = 354,294.36 × 86,425.92 - Step 4: Simplify right side
236,220.66x = 30,620,216,013.81 - Step 5: Solve for x
x = 30,620,216,013.81/236,220.66 - Step 6: Final answer
x = 129,625.48
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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.