Finding the Fourth Proportional to 175,130.73, 241,686.33 and 103,572.09
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Solution
The fourth proportional to 175,130.73, 241,686.33 and 103,572.09 is: 142,932.99
Step by Step Solution
- Step 1: Write the proportion equation
175,130.73 : 241,686.33 = 103,572.09 : x - Step 2: Convert to fraction form
175,130.73/241,686.33 = 103,572.09/x - Step 3: Cross multiply
175,130.73x = 241,686.33 × 103,572.09 - Step 4: Simplify right side
175,130.73x = 25,031,958,322.53 - Step 5: Solve for x
x = 25,031,958,322.53/175,130.73 - Step 6: Final answer
x = 142,932.99
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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.