Finding the Fourth Proportional to 232,443.12, 348,335.07 and 97,361.70
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Solution
The fourth proportional to 232,443.12, 348,335.07 and 97,361.70 is: 145,904.49
Step by Step Solution
- Step 1: Write the proportion equation
232,443.12 : 348,335.07 = 97,361.70 : x - Step 2: Convert to fraction form
232,443.12/348,335.07 = 97,361.70/x - Step 3: Cross multiply
232,443.12x = 348,335.07 × 97,361.70 - Step 4: Simplify right side
232,443.12x = 33,914,494,584.82 - Step 5: Solve for x
x = 33,914,494,584.82/232,443.12 - Step 6: Final answer
x = 145,904.49
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1.5x scale
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.