Finding the Fourth Proportional to 186,122.94, 279,345.60 and 97,438.47
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Solution
The fourth proportional to 186,122.94, 279,345.60 and 97,438.47 is: 146,242.09
Step by Step Solution
- Step 1: Write the proportion equation
186,122.94 : 279,345.60 = 97,438.47 : x - Step 2: Convert to fraction form
186,122.94/279,345.60 = 97,438.47/x - Step 3: Cross multiply
186,122.94x = 279,345.60 × 97,438.47 - Step 4: Simplify right side
186,122.94x = 27,219,007,865.23 - Step 5: Solve for x
x = 27,219,007,865.23/186,122.94 - Step 6: Final answer
x = 146,242.09
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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.