Finding the Fourth Proportional to 237,741.68, 328,117.17 and 147,126.90
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Solution
The fourth proportional to 237,741.68, 328,117.17 and 147,126.90 is: 203,055.95
Step by Step Solution
- Step 1: Write the proportion equation
237,741.68 : 328,117.17 = 147,126.90 : x - Step 2: Convert to fraction form
237,741.68/328,117.17 = 147,126.90/x - Step 3: Cross multiply
237,741.68x = 328,117.17 × 147,126.90 - Step 4: Simplify right side
237,741.68x = 48,274,862,426.69 - Step 5: Solve for x
x = 48,274,862,426.69/237,741.68 - Step 6: Final answer
x = 203,055.95
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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.