Finding the Fourth Proportional to 177,893.69, 245,466.49 and 101,419.43
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Solution
The fourth proportional to 177,893.69, 245,466.49 and 101,419.43 is: 139,943.53
Step by Step Solution
- Step 1: Write the proportion equation
177,893.69 : 245,466.49 = 101,419.43 : x - Step 2: Convert to fraction form
177,893.69/245,466.49 = 101,419.43/x - Step 3: Cross multiply
177,893.69x = 245,466.49 × 101,419.43 - Step 4: Simplify right side
177,893.69x = 24,895,071,499.90 - Step 5: Solve for x
x = 24,895,071,499.90/177,893.69 - Step 6: Final answer
x = 139,943.53
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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.