Finding the Fourth Proportional to 109,655.08, 151,324.23 and 59,354.08
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Solution
The fourth proportional to 109,655.08, 151,324.23 and 59,354.08 is: 81,908.75
Step by Step Solution
- Step 1: Write the proportion equation
109,655.08 : 151,324.23 = 59,354.08 : x - Step 2: Convert to fraction form
109,655.08/151,324.23 = 59,354.08/x - Step 3: Cross multiply
109,655.08x = 151,324.23 × 59,354.08 - Step 4: Simplify right side
109,655.08x = 8,981,710,297.63 - Step 5: Solve for x
x = 8,981,710,297.63/109,655.08 - Step 6: Final answer
x = 81,908.75
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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.