Finding the Fourth Proportional to 60,790.10, 91,184.36 and 15,807.47
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Solution
The fourth proportional to 60,790.10, 91,184.36 and 15,807.47 is: 23,710.99
Step by Step Solution
- Step 1: Write the proportion equation
60,790.10 : 91,184.36 = 15,807.47 : x - Step 2: Convert to fraction form
60,790.10/91,184.36 = 15,807.47/x - Step 3: Cross multiply
60,790.10x = 91,184.36 × 15,807.47 - Step 4: Simplify right side
60,790.10x = 1,441,393,500.21 - Step 5: Solve for x
x = 1,441,393,500.21/60,790.10 - Step 6: Final answer
x = 23,710.99
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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.