Finding the Fourth Proportional to 152,385.94, 228,593.95 and 52,532.99
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Solution
The fourth proportional to 152,385.94, 228,593.95 and 52,532.99 is: 78,804.67
Step by Step Solution
- Step 1: Write the proportion equation
152,385.94 : 228,593.95 = 52,532.99 : x - Step 2: Convert to fraction form
152,385.94/228,593.95 = 52,532.99/x - Step 3: Cross multiply
152,385.94x = 228,593.95 × 52,532.99 - Step 4: Simplify right side
152,385.94x = 12,008,723,689.41 - Step 5: Solve for x
x = 12,008,723,689.41/152,385.94 - Step 6: Final answer
x = 78,804.67
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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.