Finding the Fourth Proportional to 70,936.84, 106,419.84 and 29,383.84
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Solution
The fourth proportional to 70,936.84, 106,419.84 and 29,383.84 is: 44,081.80
Step by Step Solution
- Step 1: Write the proportion equation
70,936.84 : 106,419.84 = 29,383.84 : x - Step 2: Convert to fraction form
70,936.84/106,419.84 = 29,383.84/x - Step 3: Cross multiply
70,936.84x = 106,419.84 × 29,383.84 - Step 4: Simplify right side
70,936.84x = 3,127,023,551.39 - Step 5: Solve for x
x = 3,127,023,551.39/70,936.84 - Step 6: Final answer
x = 44,081.80
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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.