Finding the Fourth Proportional to 96,670.80, 145,006.20 and 62,845.20
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Solution
The fourth proportional to 96,670.80, 145,006.20 and 62,845.20 is: 94,267.80
Step by Step Solution
- Step 1: Write the proportion equation
96,670.80 : 145,006.20 = 62,845.20 : x - Step 2: Convert to fraction form
96,670.80/145,006.20 = 62,845.20/x - Step 3: Cross multiply
96,670.80x = 145,006.20 × 62,845.20 - Step 4: Simplify right side
96,670.80x = 9,112,943,640.24 - Step 5: Solve for x
x = 9,112,943,640.24/96,670.80 - Step 6: Final answer
x = 94,267.80
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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.