Finding the Fourth Proportional to 186,346.68, 257,158.74 and 101,464.08
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Solution
The fourth proportional to 186,346.68, 257,158.74 and 101,464.08 is: 140,020.61
Step by Step Solution
- Step 1: Write the proportion equation
186,346.68 : 257,158.74 = 101,464.08 : x - Step 2: Convert to fraction form
186,346.68/257,158.74 = 101,464.08/x - Step 3: Cross multiply
186,346.68x = 257,158.74 × 101,464.08 - Step 4: Simplify right side
186,346.68x = 26,092,374,968.06 - Step 5: Solve for x
x = 26,092,374,968.06/186,346.68 - Step 6: Final answer
x = 140,020.61
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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.