Finding the Fourth Proportional to 187,827.08, 259,189.62 and 102,938.12
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Solution
The fourth proportional to 187,827.08, 259,189.62 and 102,938.12 is: 142,048.17
Step by Step Solution
- Step 1: Write the proportion equation
187,827.08 : 259,189.62 = 102,938.12 : x - Step 2: Convert to fraction form
187,827.08/259,189.62 = 102,938.12/x - Step 3: Cross multiply
187,827.08x = 259,189.62 × 102,938.12 - Step 4: Simplify right side
187,827.08x = 26,680,492,206.31 - Step 5: Solve for x
x = 26,680,492,206.31/187,827.08 - Step 6: Final answer
x = 142,048.17
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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.