Finding the Fourth Proportional to 372,901.01, 559,432.52 and 136,243.31
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Solution
The fourth proportional to 372,901.01, 559,432.52 and 136,243.31 is: 204,394.56
Step by Step Solution
- Step 1: Write the proportion equation
372,901.01 : 559,432.52 = 136,243.31 : x - Step 2: Convert to fraction form
372,901.01/559,432.52 = 136,243.31/x - Step 3: Cross multiply
372,901.01x = 559,432.52 × 136,243.31 - Step 4: Simplify right side
372,901.01x = 76,218,939,985.63 - Step 5: Solve for x
x = 76,218,939,985.63/372,901.01 - Step 6: Final answer
x = 204,394.56
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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.