Finding the Fourth Proportional to 66,698.01, 100,117.50 and 65,192.09
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Solution
The fourth proportional to 66,698.01, 100,117.50 and 65,192.09 is: 97,857.02
Step by Step Solution
- Step 1: Write the proportion equation
66,698.01 : 100,117.50 = 65,192.09 : x - Step 2: Convert to fraction form
66,698.01/100,117.50 = 65,192.09/x - Step 3: Cross multiply
66,698.01x = 100,117.50 × 65,192.09 - Step 4: Simplify right side
66,698.01x = 6,526,868,569.99 - Step 5: Solve for x
x = 6,526,868,569.99/66,698.01 - Step 6: Final answer
x = 97,857.02
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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.