Finding the Fourth Proportional to 178,187.99, 267,369.81 and 83,424.59
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Solution
The fourth proportional to 178,187.99, 267,369.81 and 83,424.59 is: 125,178.00
Step by Step Solution
- Step 1: Write the proportion equation
178,187.99 : 267,369.81 = 83,424.59 : x - Step 2: Convert to fraction form
178,187.99/267,369.81 = 83,424.59/x - Step 3: Cross multiply
178,187.99x = 267,369.81 × 83,424.59 - Step 4: Simplify right side
178,187.99x = 22,305,216,999.87 - Step 5: Solve for x
x = 22,305,216,999.87/178,187.99 - Step 6: Final answer
x = 125,178.00
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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.