Finding the Fourth Proportional to 97,409.40, 146,115.54 and 27,284.28
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Solution
The fourth proportional to 97,409.40, 146,115.54 and 27,284.28 is: 40,926.82
Step by Step Solution
- Step 1: Write the proportion equation
97,409.40 : 146,115.54 = 27,284.28 : x - Step 2: Convert to fraction form
97,409.40/146,115.54 = 27,284.28/x - Step 3: Cross multiply
97,409.40x = 146,115.54 × 27,284.28 - Step 4: Simplify right side
97,409.40x = 3,986,657,305.71 - Step 5: Solve for x
x = 3,986,657,305.71/97,409.40 - Step 6: Final answer
x = 40,926.82
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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.