Finding the Fourth Proportional to 117,721.41, 176,563.24 and 32,312.33
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Solution
The fourth proportional to 117,721.41, 176,563.24 and 32,312.33 is: 48,463.31
Step by Step Solution
- Step 1: Write the proportion equation
117,721.41 : 176,563.24 = 32,312.33 : x - Step 2: Convert to fraction form
117,721.41/176,563.24 = 32,312.33/x - Step 3: Cross multiply
117,721.41x = 176,563.24 × 32,312.33 - Step 4: Simplify right side
117,721.41x = 5,705,169,515.19 - Step 5: Solve for x
x = 5,705,169,515.19/117,721.41 - Step 6: Final answer
x = 48,463.31
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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.