Finding the Fourth Proportional to 181,541.80, 272,312.70 and 102,809.80
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Solution
The fourth proportional to 181,541.80, 272,312.70 and 102,809.80 is: 154,214.70
Step by Step Solution
- Step 1: Write the proportion equation
181,541.80 : 272,312.70 = 102,809.80 : x - Step 2: Convert to fraction form
181,541.80/272,312.70 = 102,809.80/x - Step 3: Cross multiply
181,541.80x = 272,312.70 × 102,809.80 - Step 4: Simplify right side
181,541.80x = 27,996,414,224.46 - Step 5: Solve for x
x = 27,996,414,224.46/181,541.80 - Step 6: Final answer
x = 154,214.70
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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.