Finding the Fourth Proportional to 157,177.62, 216,841.05 and 96,730.02
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Solution
The fourth proportional to 157,177.62, 216,841.05 and 96,730.02 is: 133,448.00
Step by Step Solution
- Step 1: Write the proportion equation
157,177.62 : 216,841.05 = 96,730.02 : x - Step 2: Convert to fraction form
157,177.62/216,841.05 = 96,730.02/x - Step 3: Cross multiply
157,177.62x = 216,841.05 × 96,730.02 - Step 4: Simplify right side
157,177.62x = 20,975,039,103.32 - Step 5: Solve for x
x = 20,975,039,103.32/157,177.62 - Step 6: Final answer
x = 133,448.00
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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.