Finding the Fourth Proportional to 113,216.36, 169,900.91 and 46,655.01
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Solution
The fourth proportional to 113,216.36, 169,900.91 and 46,655.01 is: 70,013.99
Step by Step Solution
- Step 1: Write the proportion equation
113,216.36 : 169,900.91 = 46,655.01 : x - Step 2: Convert to fraction form
113,216.36/169,900.91 = 46,655.01/x - Step 3: Cross multiply
113,216.36x = 169,900.91 × 46,655.01 - Step 4: Simplify right side
113,216.36x = 7,926,728,421.78 - Step 5: Solve for x
x = 7,926,728,421.78/113,216.36 - Step 6: Final answer
x = 70,013.99
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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.