Finding the Fourth Proportional to 251,642.55, 377,347.18 and 93,828.63
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Solution
The fourth proportional to 251,642.55, 377,347.18 and 93,828.63 is: 140,699.45
Step by Step Solution
- Step 1: Write the proportion equation
251,642.55 : 377,347.18 = 93,828.63 : x - Step 2: Convert to fraction form
251,642.55/377,347.18 = 93,828.63/x - Step 3: Cross multiply
251,642.55x = 377,347.18 × 93,828.63 - Step 4: Simplify right side
251,642.55x = 35,405,968,933.76 - Step 5: Solve for x
x = 35,405,968,933.76/251,642.55 - Step 6: Final answer
x = 140,699.45
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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.