Finding the Fourth Proportional to 94,405.10, 141,588.81 and 60,570.99
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Solution
The fourth proportional to 94,405.10, 141,588.81 and 60,570.99 is: 90,844.40
Step by Step Solution
- Step 1: Write the proportion equation
94,405.10 : 141,588.81 = 60,570.99 : x - Step 2: Convert to fraction form
94,405.10/141,588.81 = 60,570.99/x - Step 3: Cross multiply
94,405.10x = 141,588.81 × 60,570.99 - Step 4: Simplify right side
94,405.10x = 8,576,174,394.62 - Step 5: Solve for x
x = 8,576,174,394.62/94,405.10 - Step 6: Final answer
x = 90,844.40
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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.