Finding the Fourth Proportional to 77,132.08, 115,706.63 and 24,529.26
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Solution
The fourth proportional to 77,132.08, 115,706.63 and 24,529.26 is: 36,796.60
Step by Step Solution
- Step 1: Write the proportion equation
77,132.08 : 115,706.63 = 24,529.26 : x - Step 2: Convert to fraction form
77,132.08/115,706.63 = 24,529.26/x - Step 3: Cross multiply
77,132.08x = 115,706.63 × 24,529.26 - Step 4: Simplify right side
77,132.08x = 2,838,198,368.24 - Step 5: Solve for x
x = 2,838,198,368.24/77,132.08 - Step 6: Final answer
x = 36,796.60
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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.