Finding the Fourth Proportional to 247,673.76, 371,256.48 and 97,853.28
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Solution
The fourth proportional to 247,673.76, 371,256.48 and 97,853.28 is: 146,679.50
Step by Step Solution
- Step 1: Write the proportion equation
247,673.76 : 371,256.48 = 97,853.28 : x - Step 2: Convert to fraction form
247,673.76/371,256.48 = 97,853.28/x - Step 3: Cross multiply
247,673.76x = 371,256.48 × 97,853.28 - Step 4: Simplify right side
247,673.76x = 36,328,664,289.25 - Step 5: Solve for x
x = 36,328,664,289.25/247,673.76 - Step 6: Final answer
x = 146,679.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.