Finding the Fourth Proportional to 178,064.91, 245,729.61 and 97,497.63
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Solution
The fourth proportional to 178,064.91, 245,729.61 and 97,497.63 is: 134,546.75
Step by Step Solution
- Step 1: Write the proportion equation
178,064.91 : 245,729.61 = 97,497.63 : x - Step 2: Convert to fraction form
178,064.91/245,729.61 = 97,497.63/x - Step 3: Cross multiply
178,064.91x = 245,729.61 × 97,497.63 - Step 4: Simplify right side
178,064.91x = 23,958,054,595.82 - Step 5: Solve for x
x = 23,958,054,595.82/178,064.91 - Step 6: Final answer
x = 134,546.75
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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.