Finding the Fourth Proportional to 242,398.11, 363,621.99 and 92,764.26
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Solution
The fourth proportional to 242,398.11, 363,621.99 and 92,764.26 is: 139,155.89
Step by Step Solution
- Step 1: Write the proportion equation
242,398.11 : 363,621.99 = 92,764.26 : x - Step 2: Convert to fraction form
242,398.11/363,621.99 = 92,764.26/x - Step 3: Cross multiply
242,398.11x = 363,621.99 × 92,764.26 - Step 4: Simplify right side
242,398.11x = 33,731,124,822.08 - Step 5: Solve for x
x = 33,731,124,822.08/242,398.11 - Step 6: Final answer
x = 139,155.89
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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.