Finding the Fourth Proportional to 133,262.24, 199,948.74 and 58,343.80
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Solution
The fourth proportional to 133,262.24, 199,948.74 and 58,343.80 is: 87,539.95
Step by Step Solution
- Step 1: Write the proportion equation
133,262.24 : 199,948.74 = 58,343.80 : x - Step 2: Convert to fraction form
133,262.24/199,948.74 = 58,343.80/x - Step 3: Cross multiply
133,262.24x = 199,948.74 × 58,343.80 - Step 4: Simplify right side
133,262.24x = 11,665,769,296.81 - Step 5: Solve for x
x = 11,665,769,296.81/133,262.24 - Step 6: Final answer
x = 87,539.95
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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.