Finding the Fourth Proportional to 242,117.24, 363,177.68 and 84,345.44
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Solution
The fourth proportional to 242,117.24, 363,177.68 and 84,345.44 is: 126,518.79
Step by Step Solution
- Step 1: Write the proportion equation
242,117.24 : 363,177.68 = 84,345.44 : x - Step 2: Convert to fraction form
242,117.24/363,177.68 = 84,345.44/x - Step 3: Cross multiply
242,117.24x = 363,177.68 × 84,345.44 - Step 4: Simplify right side
242,117.24x = 30,632,378,980.16 - Step 5: Solve for x
x = 30,632,378,980.16/242,117.24 - Step 6: Final answer
x = 126,518.79
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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.