Finding the Fourth Proportional to 237,862.80, 328,249.80 and 130,430.07
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Solution
The fourth proportional to 237,862.80, 328,249.80 and 130,430.07 is: 179,993.02
Step by Step Solution
- Step 1: Write the proportion equation
237,862.80 : 328,249.80 = 130,430.07 : x - Step 2: Convert to fraction form
237,862.80/328,249.80 = 130,430.07/x - Step 3: Cross multiply
237,862.80x = 328,249.80 × 130,430.07 - Step 4: Simplify right side
237,862.80x = 42,813,644,391.49 - Step 5: Solve for x
x = 42,813,644,391.49/237,862.80 - Step 6: Final answer
x = 179,993.02
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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.