Finding the Fourth Proportional to 177,651.16, 245,148.19 and 97,079.31
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Solution
The fourth proportional to 177,651.16, 245,148.19 and 97,079.31 is: 133,963.76
Step by Step Solution
- Step 1: Write the proportion equation
177,651.16 : 245,148.19 = 97,079.31 : x - Step 2: Convert to fraction form
177,651.16/245,148.19 = 97,079.31/x - Step 3: Cross multiply
177,651.16x = 245,148.19 × 97,079.31 - Step 4: Simplify right side
177,651.16x = 23,798,816,890.25 - Step 5: Solve for x
x = 23,798,816,890.25/177,651.16 - Step 6: Final answer
x = 133,963.76
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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.