Finding the Fourth Proportional to 264,178.56, 395,962.62 and 121,726.02
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Solution
The fourth proportional to 264,178.56, 395,962.62 and 121,726.02 is: 182,448.39
Step by Step Solution
- Step 1: Write the proportion equation
264,178.56 : 395,962.62 = 121,726.02 : x - Step 2: Convert to fraction form
264,178.56/395,962.62 = 121,726.02/x - Step 3: Cross multiply
264,178.56x = 395,962.62 × 121,726.02 - Step 4: Simplify right side
264,178.56x = 48,198,953,801.37 - Step 5: Solve for x
x = 48,198,953,801.37/264,178.56 - Step 6: Final answer
x = 182,448.39
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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.