Finding the Fourth Proportional to 145,795.12, 201,234.80 and 94,934.82
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Solution
The fourth proportional to 145,795.12, 201,234.80 and 94,934.82 is: 131,034.49
Step by Step Solution
- Step 1: Write the proportion equation
145,795.12 : 201,234.80 = 94,934.82 : x - Step 2: Convert to fraction form
145,795.12/201,234.80 = 94,934.82/x - Step 3: Cross multiply
145,795.12x = 201,234.80 × 94,934.82 - Step 4: Simplify right side
145,795.12x = 19,104,189,515.74 - Step 5: Solve for x
x = 19,104,189,515.74/145,795.12 - Step 6: Final answer
x = 131,034.49
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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.