Finding the Fourth Proportional to 230,957.48, 346,472.70 and 97,838.60
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Solution
The fourth proportional to 230,957.48, 346,472.70 and 97,838.60 is: 146,773.35
Step by Step Solution
- Step 1: Write the proportion equation
230,957.48 : 346,472.70 = 97,838.60 : x - Step 2: Convert to fraction form
230,957.48/346,472.70 = 97,838.60/x - Step 3: Cross multiply
230,957.48x = 346,472.70 × 97,838.60 - Step 4: Simplify right side
230,957.48x = 33,898,403,906.22 - Step 5: Solve for x
x = 33,898,403,906.22/230,957.48 - Step 6: Final answer
x = 146,773.35
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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.