Finding the Fourth Proportional to 186,133.08, 256,726.17 and 118,091.46
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Solution
The fourth proportional to 186,133.08, 256,726.17 and 118,091.46 is: 162,878.99
Step by Step Solution
- Step 1: Write the proportion equation
186,133.08 : 256,726.17 = 118,091.46 : x - Step 2: Convert to fraction form
186,133.08/256,726.17 = 118,091.46/x - Step 3: Cross multiply
186,133.08x = 256,726.17 × 118,091.46 - Step 4: Simplify right side
186,133.08x = 30,317,168,235.51 - Step 5: Solve for x
x = 30,317,168,235.51/186,133.08 - Step 6: Final answer
x = 162,878.99
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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.