Finding the Fourth Proportional to 75,284.19, 112,926.20 and 22,693.67
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Solution
The fourth proportional to 75,284.19, 112,926.20 and 22,693.67 is: 34,040.48
Step by Step Solution
- Step 1: Write the proportion equation
75,284.19 : 112,926.20 = 22,693.67 : x - Step 2: Convert to fraction form
75,284.19/112,926.20 = 22,693.67/x - Step 3: Cross multiply
75,284.19x = 112,926.20 × 22,693.67 - Step 4: Simplify right side
75,284.19x = 2,562,709,662.53 - Step 5: Solve for x
x = 2,562,709,662.53/75,284.19 - Step 6: Final answer
x = 34,040.48
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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.