Finding the Fourth Proportional to 237,774.13, 328,162.08 and 147,159.28
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Solution
The fourth proportional to 237,774.13, 328,162.08 and 147,159.28 is: 203,100.71
Step by Step Solution
- Step 1: Write the proportion equation
237,774.13 : 328,162.08 = 147,159.28 : x - Step 2: Convert to fraction form
237,774.13/328,162.08 = 147,159.28/x - Step 3: Cross multiply
237,774.13x = 328,162.08 × 147,159.28 - Step 4: Simplify right side
237,774.13x = 48,292,096,378.15 - Step 5: Solve for x
x = 48,292,096,378.15/237,774.13 - Step 6: Final answer
x = 203,100.71
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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.