Finding the Fourth Proportional to 104,729.18, 157,070.10 and 29,847.70
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Solution
The fourth proportional to 104,729.18, 157,070.10 and 29,847.70 is: 44,764.80
Step by Step Solution
- Step 1: Write the proportion equation
104,729.18 : 157,070.10 = 29,847.70 : x - Step 2: Convert to fraction form
104,729.18/157,070.10 = 29,847.70/x - Step 3: Cross multiply
104,729.18x = 157,070.10 × 29,847.70 - Step 4: Simplify right side
104,729.18x = 4,688,181,223.77 - Step 5: Solve for x
x = 4,688,181,223.77/104,729.18 - Step 6: Final answer
x = 44,764.80
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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.