Finding the Fourth Proportional to 79,411.49, 119,163.71 and 29,526.02
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Solution
The fourth proportional to 79,411.49, 119,163.71 and 29,526.02 is: 44,306.31
Step by Step Solution
- Step 1: Write the proportion equation
79,411.49 : 119,163.71 = 29,526.02 : x - Step 2: Convert to fraction form
79,411.49/119,163.71 = 29,526.02/x - Step 3: Cross multiply
79,411.49x = 119,163.71 × 29,526.02 - Step 4: Simplify right side
79,411.49x = 3,518,430,084.73 - Step 5: Solve for x
x = 3,518,430,084.73/79,411.49 - Step 6: Final answer
x = 44,306.31
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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.