Finding the Fourth Proportional to 226,323.68, 312,331.91 and 124,355.52
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Solution
The fourth proportional to 226,323.68, 312,331.91 and 124,355.52 is: 171,613.49
Step by Step Solution
- Step 1: Write the proportion equation
226,323.68 : 312,331.91 = 124,355.52 : x - Step 2: Convert to fraction form
226,323.68/312,331.91 = 124,355.52/x - Step 3: Cross multiply
226,323.68x = 312,331.91 × 124,355.52 - Step 4: Simplify right side
226,323.68x = 38,840,196,458.87 - Step 5: Solve for x
x = 38,840,196,458.87/226,323.68 - Step 6: Final answer
x = 171,613.49
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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.