Finding the Fourth Proportional to 177,977.62, 245,603.64 and 97,403.41
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Solution
The fourth proportional to 177,977.62, 245,603.64 and 97,403.41 is: 134,413.71
Step by Step Solution
- Step 1: Write the proportion equation
177,977.62 : 245,603.64 = 97,403.41 : x - Step 2: Convert to fraction form
177,977.62/245,603.64 = 97,403.41/x - Step 3: Cross multiply
177,977.62x = 245,603.64 × 97,403.41 - Step 4: Simplify right side
177,977.62x = 23,922,632,044.41 - Step 5: Solve for x
x = 23,922,632,044.41/177,977.62 - Step 6: Final answer
x = 134,413.71
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1.5x scale
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.