Finding the Fourth Proportional to 174,503.28, 261,696.06 and 66,407.00
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Solution
The fourth proportional to 174,503.28, 261,696.06 and 66,407.00 is: 99,588.09
Step by Step Solution
- Step 1: Write the proportion equation
174,503.28 : 261,696.06 = 66,407.00 : x - Step 2: Convert to fraction form
174,503.28/261,696.06 = 66,407.00/x - Step 3: Cross multiply
174,503.28x = 261,696.06 × 66,407.00 - Step 4: Simplify right side
174,503.28x = 17,378,448,947.94 - Step 5: Solve for x
x = 17,378,448,947.94/174,503.28 - Step 6: Final answer
x = 99,588.09
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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.