Finding the Fourth Proportional to 181,850.99, 250,962.14 and 101,278.50
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Solution
The fourth proportional to 181,850.99, 250,962.14 and 101,278.50 is: 139,768.66
Step by Step Solution
- Step 1: Write the proportion equation
181,850.99 : 250,962.14 = 101,278.50 : x - Step 2: Convert to fraction form
181,850.99/250,962.14 = 101,278.50/x - Step 3: Cross multiply
181,850.99x = 250,962.14 × 101,278.50 - Step 4: Simplify right side
181,850.99x = 25,417,069,349.19 - Step 5: Solve for x
x = 25,417,069,349.19/181,850.99 - Step 6: Final answer
x = 139,768.66
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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.