Finding the Fourth Proportional to 155,214.20, 232,853.70 and 88,599.80
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Solution
The fourth proportional to 155,214.20, 232,853.70 and 88,599.80 is: 132,918.19
Step by Step Solution
- Step 1: Write the proportion equation
155,214.20 : 232,853.70 = 88,599.80 : x - Step 2: Convert to fraction form
155,214.20/232,853.70 = 88,599.80/x - Step 3: Cross multiply
155,214.20x = 232,853.70 × 88,599.80 - Step 4: Simplify right side
155,214.20x = 20,630,791,249.26 - Step 5: Solve for x
x = 20,630,791,249.26/155,214.20 - Step 6: Final answer
x = 132,918.19
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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.