Finding the Fourth Proportional to 181,096.77, 249,908.95 and 99,424.62
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Solution
The fourth proportional to 181,096.77, 249,908.95 and 99,424.62 is: 137,203.45
Step by Step Solution
- Step 1: Write the proportion equation
181,096.77 : 249,908.95 = 99,424.62 : x - Step 2: Convert to fraction form
181,096.77/249,908.95 = 99,424.62/x - Step 3: Cross multiply
181,096.77x = 249,908.95 × 99,424.62 - Step 4: Simplify right side
181,096.77x = 24,847,102,656.24 - Step 5: Solve for x
x = 24,847,102,656.24/181,096.77 - Step 6: Final answer
x = 137,203.45
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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.