Finding the Fourth Proportional to 96,677.18, 133,414.20 and 53,663.18
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Solution
The fourth proportional to 96,677.18, 133,414.20 and 53,663.18 is: 74,055.02
Step by Step Solution
- Step 1: Write the proportion equation
96,677.18 : 133,414.20 = 53,663.18 : x - Step 2: Convert to fraction form
96,677.18/133,414.20 = 53,663.18/x - Step 3: Cross multiply
96,677.18x = 133,414.20 × 53,663.18 - Step 4: Simplify right side
96,677.18x = 7,159,430,229.16 - Step 5: Solve for x
x = 7,159,430,229.16/96,677.18 - Step 6: Final answer
x = 74,055.02
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.