Finding the Fourth Proportional to 272,184.84, 375,493.86 and 158,957.64
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Solution
The fourth proportional to 272,184.84, 375,493.86 and 158,957.64 is: 219,290.75
Step by Step Solution
- Step 1: Write the proportion equation
272,184.84 : 375,493.86 = 158,957.64 : x - Step 2: Convert to fraction form
272,184.84/375,493.86 = 158,957.64/x - Step 3: Cross multiply
272,184.84x = 375,493.86 × 158,957.64 - Step 4: Simplify right side
272,184.84x = 59,687,617,820.09 - Step 5: Solve for x
x = 59,687,617,820.09/272,184.84 - Step 6: Final answer
x = 219,290.75
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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.