Finding the Fourth Proportional to 109,435.84, 164,073.84 and 73,808.60
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Solution
The fourth proportional to 109,435.84, 164,073.84 and 73,808.60 is: 110,659.00
Step by Step Solution
- Step 1: Write the proportion equation
109,435.84 : 164,073.84 = 73,808.60 : x - Step 2: Convert to fraction form
109,435.84/164,073.84 = 73,808.60/x - Step 3: Cross multiply
109,435.84x = 164,073.84 × 73,808.60 - Step 4: Simplify right side
109,435.84x = 12,110,060,427.02 - Step 5: Solve for x
x = 12,110,060,427.02/109,435.84 - Step 6: Final answer
x = 110,659.00
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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.