Finding the Fourth Proportional to 214,726.24, 321,957.07 and 72,558.08
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Solution
The fourth proportional to 214,726.24, 321,957.07 and 72,558.08 is: 108,792.42
Step by Step Solution
- Step 1: Write the proportion equation
214,726.24 : 321,957.07 = 72,558.08 : x - Step 2: Convert to fraction form
214,726.24/321,957.07 = 72,558.08/x - Step 3: Cross multiply
214,726.24x = 321,957.07 × 72,558.08 - Step 4: Simplify right side
214,726.24x = 23,360,587,404.02 - Step 5: Solve for x
x = 23,360,587,404.02/214,726.24 - Step 6: Final answer
x = 108,792.42
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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.