Finding the Fourth Proportional to 237,960.18, 328,381.95 and 135,984.48
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Solution
The fourth proportional to 237,960.18, 328,381.95 and 135,984.48 is: 187,656.81
Step by Step Solution
- Step 1: Write the proportion equation
237,960.18 : 328,381.95 = 135,984.48 : x - Step 2: Convert to fraction form
237,960.18/328,381.95 = 135,984.48/x - Step 3: Cross multiply
237,960.18x = 328,381.95 × 135,984.48 - Step 4: Simplify right side
237,960.18x = 44,654,848,712.14 - Step 5: Solve for x
x = 44,654,848,712.14/237,960.18 - Step 6: Final answer
x = 187,656.81
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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.