Finding the Fourth Proportional to 242,471.18, 334,620.59 and 135,041.19
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Solution
The fourth proportional to 242,471.18, 334,620.59 and 135,041.19 is: 186,362.61
Step by Step Solution
- Step 1: Write the proportion equation
242,471.18 : 334,620.59 = 135,041.19 : x - Step 2: Convert to fraction form
242,471.18/334,620.59 = 135,041.19/x - Step 3: Cross multiply
242,471.18x = 334,620.59 × 135,041.19 - Step 4: Simplify right side
242,471.18x = 45,187,562,672.10 - Step 5: Solve for x
x = 45,187,562,672.10/242,471.18 - Step 6: Final answer
x = 186,362.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.