Finding the Fourth Proportional to 93,616.80, 131,296.80 and 93,616.80
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Solution
The fourth proportional to 93,616.80, 131,296.80 and 93,616.80 is: 131,296.80
Step by Step Solution
- Step 1: Write the proportion equation
93,616.80 : 131,296.80 = 93,616.80 : x - Step 2: Convert to fraction form
93,616.80/131,296.80 = 93,616.80/x - Step 3: Cross multiply
93,616.80x = 131,296.80 × 93,616.80 - Step 4: Simplify right side
93,616.80x = 12,291,586,266.24 - Step 5: Solve for x
x = 12,291,586,266.24/93,616.80 - Step 6: Final answer
x = 131,296.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.