Finding the Fourth Proportional to 226,390.68, 312,404.02 and 124,413.95
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Solution
The fourth proportional to 226,390.68, 312,404.02 and 124,413.95 is: 171,682.94
Step by Step Solution
- Step 1: Write the proportion equation
226,390.68 : 312,404.02 = 124,413.95 : x - Step 2: Convert to fraction form
226,390.68/312,404.02 = 124,413.95/x - Step 3: Cross multiply
226,390.68x = 312,404.02 × 124,413.95 - Step 4: Simplify right side
226,390.68x = 38,867,418,124.08 - Step 5: Solve for x
x = 38,867,418,124.08/226,390.68 - Step 6: Final answer
x = 171,682.94
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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.