Finding the Fourth Proportional to 175,075.28, 241,603.68 and 103,481.12
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Solution
The fourth proportional to 175,075.28, 241,603.68 and 103,481.12 is: 142,803.82
Step by Step Solution
- Step 1: Write the proportion equation
175,075.28 : 241,603.68 = 103,481.12 : x - Step 2: Convert to fraction form
175,075.28/241,603.68 = 103,481.12/x - Step 3: Cross multiply
175,075.28x = 241,603.68 × 103,481.12 - Step 4: Simplify right side
175,075.28x = 25,001,419,402.52 - Step 5: Solve for x
x = 25,001,419,402.52/175,075.28 - Step 6: Final answer
x = 142,803.82
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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.