Finding the Fourth Proportional to 144,253.68, 216,191.98 and 104,406.84
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Solution
The fourth proportional to 144,253.68, 216,191.98 and 104,406.84 is: 156,473.80
Step by Step Solution
- Step 1: Write the proportion equation
144,253.68 : 216,191.98 = 104,406.84 : x - Step 2: Convert to fraction form
144,253.68/216,191.98 = 104,406.84/x - Step 3: Cross multiply
144,253.68x = 216,191.98 × 104,406.84 - Step 4: Simplify right side
144,253.68x = 22,571,921,465.14 - Step 5: Solve for x
x = 22,571,921,465.14/144,253.68 - Step 6: Final answer
x = 156,473.80
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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.