Finding the Fourth Proportional to 236,292.21, 354,585.87 and 157,461.75
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Solution
The fourth proportional to 236,292.21, 354,585.87 and 157,461.75 is: 236,290.95
Step by Step Solution
- Step 1: Write the proportion equation
236,292.21 : 354,585.87 = 157,461.75 : x - Step 2: Convert to fraction form
236,292.21/354,585.87 = 157,461.75/x - Step 3: Cross multiply
236,292.21x = 354,585.87 × 157,461.75 - Step 4: Simplify right side
236,292.21x = 55,833,711,615.47 - Step 5: Solve for x
x = 55,833,711,615.47/236,292.21 - Step 6: Final answer
x = 236,290.95
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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.