Finding the Fourth Proportional to 272,076.95, 408,184.59 and 159,851.99
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Solution
The fourth proportional to 272,076.95, 408,184.59 and 159,851.99 is: 239,818.62
Step by Step Solution
- Step 1: Write the proportion equation
272,076.95 : 408,184.59 = 159,851.99 : x - Step 2: Convert to fraction form
272,076.95/408,184.59 = 159,851.99/x - Step 3: Cross multiply
272,076.95x = 408,184.59 × 159,851.99 - Step 4: Simplify right side
272,076.95x = 65,249,118,998.83 - Step 5: Solve for x
x = 65,249,118,998.83/272,076.95 - Step 6: Final answer
x = 239,818.62
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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.