Finding the Fourth Proportional to 161,576.18, 242,474.99 and 56,395.14
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Solution
The fourth proportional to 161,576.18, 242,474.99 and 56,395.14 is: 84,631.36
Step by Step Solution
- Step 1: Write the proportion equation
161,576.18 : 242,474.99 = 56,395.14 : x - Step 2: Convert to fraction form
161,576.18/242,474.99 = 56,395.14/x - Step 3: Cross multiply
161,576.18x = 242,474.99 × 56,395.14 - Step 4: Simplify right side
161,576.18x = 13,674,410,725.57 - Step 5: Solve for x
x = 13,674,410,725.57/161,576.18 - Step 6: Final answer
x = 84,631.36
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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.