Finding the Fourth Proportional to 166,345.26, 249,518.97 and 66,513.84
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Solution
The fourth proportional to 166,345.26, 249,518.97 and 66,513.84 is: 99,771.19
Step by Step Solution
- Step 1: Write the proportion equation
166,345.26 : 249,518.97 = 66,513.84 : x - Step 2: Convert to fraction form
166,345.26/249,518.97 = 66,513.84/x - Step 3: Cross multiply
166,345.26x = 249,518.97 × 66,513.84 - Step 4: Simplify right side
166,345.26x = 16,596,464,847.54 - Step 5: Solve for x
x = 16,596,464,847.54/166,345.26 - Step 6: Final answer
x = 99,771.19
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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.