Finding the Fourth Proportional to 75,565.65, 113,352.53 and 22,971.14
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Solution
The fourth proportional to 75,565.65, 113,352.53 and 22,971.14 is: 34,457.94
Step by Step Solution
- Step 1: Write the proportion equation
75,565.65 : 113,352.53 = 22,971.14 : x - Step 2: Convert to fraction form
75,565.65/113,352.53 = 22,971.14/x - Step 3: Cross multiply
75,565.65x = 113,352.53 × 22,971.14 - Step 4: Simplify right side
75,565.65x = 2,603,836,835.98 - Step 5: Solve for x
x = 2,603,836,835.98/75,565.65 - Step 6: Final answer
x = 34,457.94
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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.