Finding the Fourth Proportional to 230,887.20, 346,282.20 and 97,771.80
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Solution
The fourth proportional to 230,887.20, 346,282.20 and 97,771.80 is: 146,637.12
Step by Step Solution
- Step 1: Write the proportion equation
230,887.20 : 346,282.20 = 97,771.80 : x - Step 2: Convert to fraction form
230,887.20/346,282.20 = 97,771.80/x - Step 3: Cross multiply
230,887.20x = 346,282.20 × 97,771.80 - Step 4: Simplify right side
230,887.20x = 33,856,634,001.96 - Step 5: Solve for x
x = 33,856,634,001.96/230,887.20 - Step 6: Final answer
x = 146,637.12
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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.