Finding the Fourth Proportional to 267,590.76, 369,134.68 and 160,128.84
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Solution
The fourth proportional to 267,590.76, 369,134.68 and 160,128.84 is: 220,893.68
Step by Step Solution
- Step 1: Write the proportion equation
267,590.76 : 369,134.68 = 160,128.84 : x - Step 2: Convert to fraction form
267,590.76/369,134.68 = 160,128.84/x - Step 3: Cross multiply
267,590.76x = 369,134.68 × 160,128.84 - Step 4: Simplify right side
267,590.76x = 59,109,108,112.17 - Step 5: Solve for x
x = 59,109,108,112.17/267,590.76 - Step 6: Final answer
x = 220,893.68
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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.