Finding the Fourth Proportional to 137,242.00, 206,178.40 and 97,359.99
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Solution
The fourth proportional to 137,242.00, 206,178.40 and 97,359.99 is: 146,263.74
Step by Step Solution
- Step 1: Write the proportion equation
137,242.00 : 206,178.40 = 97,359.99 : x - Step 2: Convert to fraction form
137,242.00/206,178.40 = 97,359.99/x - Step 3: Cross multiply
137,242.00x = 206,178.40 × 97,359.99 - Step 4: Simplify right side
137,242.00x = 20,073,526,922.85 - Step 5: Solve for x
x = 20,073,526,922.85/137,242.00 - Step 6: Final answer
x = 146,263.74
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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.