Finding the Fourth Proportional to 247,242.74, 341,195.16 and 134,065.49
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Solution
The fourth proportional to 247,242.74, 341,195.16 and 134,065.49 is: 185,010.47
Step by Step Solution
- Step 1: Write the proportion equation
247,242.74 : 341,195.16 = 134,065.49 : x - Step 2: Convert to fraction form
247,242.74/341,195.16 = 134,065.49/x - Step 3: Cross multiply
247,242.74x = 341,195.16 × 134,065.49 - Step 4: Simplify right side
247,242.74x = 45,742,495,640.70 - Step 5: Solve for x
x = 45,742,495,640.70/247,242.74 - Step 6: Final answer
x = 185,010.47
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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.