Finding the Fourth Proportional to 174,478.62, 261,718.02 and 56,149.95
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Solution
The fourth proportional to 174,478.62, 261,718.02 and 56,149.95 is: 84,224.95
Step by Step Solution
- Step 1: Write the proportion equation
174,478.62 : 261,718.02 = 56,149.95 : x - Step 2: Convert to fraction form
174,478.62/261,718.02 = 56,149.95/x - Step 3: Cross multiply
174,478.62x = 261,718.02 × 56,149.95 - Step 4: Simplify right side
174,478.62x = 14,695,453,737.10 - Step 5: Solve for x
x = 14,695,453,737.10/174,478.62 - Step 6: Final answer
x = 84,224.95
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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.