Finding the Fourth Proportional to 161,403.92, 242,106.96 and 56,224.88
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Solution
The fourth proportional to 161,403.92, 242,106.96 and 56,224.88 is: 84,337.70
Step by Step Solution
- Step 1: Write the proportion equation
161,403.92 : 242,106.96 = 56,224.88 : x - Step 2: Convert to fraction form
161,403.92/242,106.96 = 56,224.88/x - Step 3: Cross multiply
161,403.92x = 242,106.96 × 56,224.88 - Step 4: Simplify right side
161,403.92x = 13,612,434,773.16 - Step 5: Solve for x
x = 13,612,434,773.16/161,403.92 - Step 6: Final answer
x = 84,337.70
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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.