Finding the Fourth Proportional to 189,108.18, 260,968.50 and 104,225.04
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Solution
The fourth proportional to 189,108.18, 260,968.50 and 104,225.04 is: 143,830.12
Step by Step Solution
- Step 1: Write the proportion equation
189,108.18 : 260,968.50 = 104,225.04 : x - Step 2: Convert to fraction form
189,108.18/260,968.50 = 104,225.04/x - Step 3: Cross multiply
189,108.18x = 260,968.50 × 104,225.04 - Step 4: Simplify right side
189,108.18x = 27,199,452,351.24 - Step 5: Solve for x
x = 27,199,452,351.24/189,108.18 - Step 6: Final answer
x = 143,830.12
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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.