Finding the Fourth Proportional to 96,337.67, 132,990.62 and 56,036.75
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Solution
The fourth proportional to 96,337.67, 132,990.62 and 56,036.75 is: 77,356.67
Step by Step Solution
- Step 1: Write the proportion equation
96,337.67 : 132,990.62 = 56,036.75 : x - Step 2: Convert to fraction form
96,337.67/132,990.62 = 56,036.75/x - Step 3: Cross multiply
96,337.67x = 132,990.62 × 56,036.75 - Step 4: Simplify right side
96,337.67x = 7,452,361,180.15 - Step 5: Solve for x
x = 7,452,361,180.15/96,337.67 - Step 6: Final answer
x = 77,356.67
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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.