Finding the Fourth Proportional to 121,216.95, 181,763.17 and 65,104.29
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Solution
The fourth proportional to 121,216.95, 181,763.17 and 65,104.29 is: 97,623.00
Step by Step Solution
- Step 1: Write the proportion equation
121,216.95 : 181,763.17 = 65,104.29 : x - Step 2: Convert to fraction form
121,216.95/181,763.17 = 65,104.29/x - Step 3: Cross multiply
121,216.95x = 181,763.17 × 65,104.29 - Step 4: Simplify right side
121,216.95x = 11,833,561,968.24 - Step 5: Solve for x
x = 11,833,561,968.24/121,216.95 - Step 6: Final answer
x = 97,623.00
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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.