Finding the Fourth Proportional to 168,892.08, 232,803.09 and 133,025.28
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Solution
The fourth proportional to 168,892.08, 232,803.09 and 133,025.28 is: 183,363.82
Step by Step Solution
- Step 1: Write the proportion equation
168,892.08 : 232,803.09 = 133,025.28 : x - Step 2: Convert to fraction form
168,892.08/232,803.09 = 133,025.28/x - Step 3: Cross multiply
168,892.08x = 232,803.09 × 133,025.28 - Step 4: Simplify right side
168,892.08x = 30,968,696,232.12 - Step 5: Solve for x
x = 30,968,696,232.12/168,892.08 - Step 6: Final answer
x = 183,363.82
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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.