Finding the Fourth Proportional to 235,066.84, 324,346.62 and 139,603.48
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Solution
The fourth proportional to 235,066.84, 324,346.62 and 139,603.48 is: 192,625.71
Step by Step Solution
- Step 1: Write the proportion equation
235,066.84 : 324,346.62 = 139,603.48 : x - Step 2: Convert to fraction form
235,066.84/324,346.62 = 139,603.48/x - Step 3: Cross multiply
235,066.84x = 324,346.62 × 139,603.48 - Step 4: Simplify right side
235,066.84x = 45,279,916,878.24 - Step 5: Solve for x
x = 45,279,916,878.24/235,066.84 - Step 6: Final answer
x = 192,625.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.