Finding the Fourth Proportional to 212,104.13, 292,705.67 and 116,611.50
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Solution
The fourth proportional to 212,104.13, 292,705.67 and 116,611.50 is: 160,924.95
Step by Step Solution
- Step 1: Write the proportion equation
212,104.13 : 292,705.67 = 116,611.50 : x - Step 2: Convert to fraction form
212,104.13/292,705.67 = 116,611.50/x - Step 3: Cross multiply
212,104.13x = 292,705.67 × 116,611.50 - Step 4: Simplify right side
212,104.13x = 34,132,847,237.21 - Step 5: Solve for x
x = 34,132,847,237.21/212,104.13 - Step 6: Final answer
x = 160,924.95
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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.