Finding the Fourth Proportional to 161,427.24, 242,142.08 and 56,246.04
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Solution
The fourth proportional to 161,427.24, 242,142.08 and 56,246.04 is: 84,369.48
Step by Step Solution
- Step 1: Write the proportion equation
161,427.24 : 242,142.08 = 56,246.04 : x - Step 2: Convert to fraction form
161,427.24/242,142.08 = 56,246.04/x - Step 3: Cross multiply
161,427.24x = 242,142.08 × 56,246.04 - Step 4: Simplify right side
161,427.24x = 13,619,532,836.13 - Step 5: Solve for x
x = 13,619,532,836.13/161,427.24 - Step 6: Final answer
x = 84,369.48
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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.