Finding the Fourth Proportional to 152,142.63, 228,345.17 and 58,713.99
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Solution
The fourth proportional to 152,142.63, 228,345.17 and 58,713.99 is: 88,121.62
Step by Step Solution
- Step 1: Write the proportion equation
152,142.63 : 228,345.17 = 58,713.99 : x - Step 2: Convert to fraction form
152,142.63/228,345.17 = 58,713.99/x - Step 3: Cross multiply
152,142.63x = 228,345.17 × 58,713.99 - Step 4: Simplify right side
152,142.63x = 13,407,055,734.36 - Step 5: Solve for x
x = 13,407,055,734.36/152,142.63 - Step 6: Final answer
x = 88,121.62
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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.