Finding the Fourth Proportional to 145,971.74, 201,446.97 and 92,237.15
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Solution
The fourth proportional to 145,971.74, 201,446.97 and 92,237.15 is: 127,291.04
Step by Step Solution
- Step 1: Write the proportion equation
145,971.74 : 201,446.97 = 92,237.15 : x - Step 2: Convert to fraction form
145,971.74/201,446.97 = 92,237.15/x - Step 3: Cross multiply
145,971.74x = 201,446.97 × 92,237.15 - Step 4: Simplify right side
145,971.74x = 18,580,894,191.78 - Step 5: Solve for x
x = 18,580,894,191.78/145,971.74 - Step 6: Final answer
x = 127,291.04
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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.