Finding the Fourth Proportional to 177,634.10, 245,136.36 and 97,061.58
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Solution
The fourth proportional to 177,634.10, 245,136.36 and 97,061.58 is: 133,945.70
Step by Step Solution
- Step 1: Write the proportion equation
177,634.10 : 245,136.36 = 97,061.58 : x - Step 2: Convert to fraction form
177,634.10/245,136.36 = 97,061.58/x - Step 3: Cross multiply
177,634.10x = 245,136.36 × 97,061.58 - Step 4: Simplify right side
177,634.10x = 23,793,322,417.05 - Step 5: Solve for x
x = 23,793,322,417.05/177,634.10 - Step 6: Final answer
x = 133,945.70
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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.