Finding the Fourth Proportional to 166,710.99, 230,168.48 and 148,775.19
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Solution
The fourth proportional to 166,710.99, 230,168.48 and 148,775.19 is: 205,405.53
Step by Step Solution
- Step 1: Write the proportion equation
166,710.99 : 230,168.48 = 148,775.19 : x - Step 2: Convert to fraction form
166,710.99/230,168.48 = 148,775.19/x - Step 3: Cross multiply
166,710.99x = 230,168.48 × 148,775.19 - Step 4: Simplify right side
166,710.99x = 34,243,358,600.14 - Step 5: Solve for x
x = 34,243,358,600.14/166,710.99 - Step 6: Final answer
x = 205,405.53
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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.