Finding the Fourth Proportional to 155,154.24, 232,772.88 and 84,060.14
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Solution
The fourth proportional to 155,154.24, 232,772.88 and 84,060.14 is: 126,112.70
Step by Step Solution
- Step 1: Write the proportion equation
155,154.24 : 232,772.88 = 84,060.14 : x - Step 2: Convert to fraction form
155,154.24/232,772.88 = 84,060.14/x - Step 3: Cross multiply
155,154.24x = 232,772.88 × 84,060.14 - Step 4: Simplify right side
155,154.24x = 19,566,919,717.14 - Step 5: Solve for x
x = 19,566,919,717.14/155,154.24 - Step 6: Final answer
x = 126,112.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.