Finding the Fourth Proportional to 242,365.97, 363,384.93 and 84,508.31
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Solution
The fourth proportional to 242,365.97, 363,384.93 and 84,508.31 is: 126,705.28
Step by Step Solution
- Step 1: Write the proportion equation
242,365.97 : 363,384.93 = 84,508.31 : x - Step 2: Convert to fraction form
242,365.97/363,384.93 = 84,508.31/x - Step 3: Cross multiply
242,365.97x = 363,384.93 × 84,508.31 - Step 4: Simplify right side
242,365.97x = 30,709,047,539.14 - Step 5: Solve for x
x = 30,709,047,539.14/242,365.97 - Step 6: Final answer
x = 126,705.28
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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.