Finding the Fourth Proportional to 250,437.15, 345,602.61 and 135,718.98
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Solution
The fourth proportional to 250,437.15, 345,602.61 and 135,718.98 is: 187,291.84
Step by Step Solution
- Step 1: Write the proportion equation
250,437.15 : 345,602.61 = 135,718.98 : x - Step 2: Convert to fraction form
250,437.15/345,602.61 = 135,718.98/x - Step 3: Cross multiply
250,437.15x = 345,602.61 × 135,718.98 - Step 4: Simplify right side
250,437.15x = 46,904,833,714.54 - Step 5: Solve for x
x = 46,904,833,714.54/250,437.15 - Step 6: Final answer
x = 187,291.84
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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.