Finding the Fourth Proportional to 235,279.15, 324,658.87 and 133,282.76
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Solution
The fourth proportional to 235,279.15, 324,658.87 and 133,282.76 is: 183,915.28
Step by Step Solution
- Step 1: Write the proportion equation
235,279.15 : 324,658.87 = 133,282.76 : x - Step 2: Convert to fraction form
235,279.15/324,658.87 = 133,282.76/x - Step 3: Cross multiply
235,279.15x = 324,658.87 × 133,282.76 - Step 4: Simplify right side
235,279.15x = 43,271,430,252.08 - Step 5: Solve for x
x = 43,271,430,252.08/235,279.15 - Step 6: Final answer
x = 183,915.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.