Finding the Fourth Proportional to 237,961.68, 328,384.02 and 135,985.98
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Solution
The fourth proportional to 237,961.68, 328,384.02 and 135,985.98 is: 187,658.88
Step by Step Solution
- Step 1: Write the proportion equation
237,961.68 : 328,384.02 = 135,985.98 : x - Step 2: Convert to fraction form
237,961.68/328,384.02 = 135,985.98/x - Step 3: Cross multiply
237,961.68x = 328,384.02 × 135,985.98 - Step 4: Simplify right side
237,961.68x = 44,655,622,776.04 - Step 5: Solve for x
x = 44,655,622,776.04/237,961.68 - Step 6: Final answer
x = 187,658.88
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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.