Finding the Fourth Proportional to 234,258.13, 351,408.63 and 65,777.32
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Solution
The fourth proportional to 234,258.13, 351,408.63 and 65,777.32 is: 98,671.99
Step by Step Solution
- Step 1: Write the proportion equation
234,258.13 : 351,408.63 = 65,777.32 : x - Step 2: Convert to fraction form
234,258.13/351,408.63 = 65,777.32/x - Step 3: Cross multiply
234,258.13x = 351,408.63 × 65,777.32 - Step 4: Simplify right side
234,258.13x = 23,114,716,313.67 - Step 5: Solve for x
x = 23,114,716,313.67/234,258.13 - Step 6: Final answer
x = 98,671.99
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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.