Finding the Fourth Proportional to 129,833.68, 194,750.53 and 31,337.68
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Solution
The fourth proportional to 129,833.68, 194,750.53 and 31,337.68 is: 47,006.52
Step by Step Solution
- Step 1: Write the proportion equation
129,833.68 : 194,750.53 = 31,337.68 : x - Step 2: Convert to fraction form
129,833.68/194,750.53 = 31,337.68/x - Step 3: Cross multiply
129,833.68x = 194,750.53 × 31,337.68 - Step 4: Simplify right side
129,833.68x = 6,103,030,119.16 - Step 5: Solve for x
x = 6,103,030,119.16/129,833.68 - Step 6: Final answer
x = 47,006.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.