Finding the Fourth Proportional to 237,977.88, 328,413.84 and 130,553.40
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Solution
The fourth proportional to 237,977.88, 328,413.84 and 130,553.40 is: 180,166.09
Step by Step Solution
- Step 1: Write the proportion equation
237,977.88 : 328,413.84 = 130,553.40 : x - Step 2: Convert to fraction form
237,977.88/328,413.84 = 130,553.40/x - Step 3: Cross multiply
237,977.88x = 328,413.84 × 130,553.40 - Step 4: Simplify right side
237,977.88x = 42,875,543,419.06 - Step 5: Solve for x
x = 42,875,543,419.06/237,977.88 - Step 6: Final answer
x = 180,166.09
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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.