Finding the Fourth Proportional to 186,800.96, 257,774.82 and 106,248.08
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Solution
The fourth proportional to 186,800.96, 257,774.82 and 106,248.08 is: 146,616.38
Step by Step Solution
- Step 1: Write the proportion equation
186,800.96 : 257,774.82 = 106,248.08 : x - Step 2: Convert to fraction form
186,800.96/257,774.82 = 106,248.08/x - Step 3: Cross multiply
186,800.96x = 257,774.82 × 106,248.08 - Step 4: Simplify right side
186,800.96x = 27,388,079,697.35 - Step 5: Solve for x
x = 27,388,079,697.35/186,800.96 - Step 6: Final answer
x = 146,616.38
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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.