Finding the Fourth Proportional to 79,588.40, 119,390.09 and 23,428.53
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Solution
The fourth proportional to 79,588.40, 119,390.09 and 23,428.53 is: 35,145.00
Step by Step Solution
- Step 1: Write the proportion equation
79,588.40 : 119,390.09 = 23,428.53 : x - Step 2: Convert to fraction form
79,588.40/119,390.09 = 23,428.53/x - Step 3: Cross multiply
79,588.40x = 119,390.09 × 23,428.53 - Step 4: Simplify right side
79,588.40x = 2,797,134,188.13 - Step 5: Solve for x
x = 2,797,134,188.13/79,588.40 - Step 6: Final answer
x = 35,145.00
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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.