Finding the Fourth Proportional to 134,204.84, 185,203.08 and 73,780.68
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Solution
The fourth proportional to 134,204.84, 185,203.08 and 73,780.68 is: 101,817.56
Step by Step Solution
- Step 1: Write the proportion equation
134,204.84 : 185,203.08 = 73,780.68 : x - Step 2: Convert to fraction form
134,204.84/185,203.08 = 73,780.68/x - Step 3: Cross multiply
134,204.84x = 185,203.08 × 73,780.68 - Step 4: Simplify right side
134,204.84x = 13,664,409,180.49 - Step 5: Solve for x
x = 13,664,409,180.49/134,204.84 - Step 6: Final answer
x = 101,817.56
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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.