Finding the Fourth Proportional to 250,964.06, 346,330.67 and 136,242.63
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Solution
The fourth proportional to 250,964.06, 346,330.67 and 136,242.63 is: 188,014.98
Step by Step Solution
- Step 1: Write the proportion equation
250,964.06 : 346,330.67 = 136,242.63 : x - Step 2: Convert to fraction form
250,964.06/346,330.67 = 136,242.63/x - Step 3: Cross multiply
250,964.06x = 346,330.67 × 136,242.63 - Step 4: Simplify right side
250,964.06x = 47,185,000,649.25 - Step 5: Solve for x
x = 47,185,000,649.25/250,964.06 - Step 6: Final answer
x = 188,014.98
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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.