Finding the Fourth Proportional to 152,384.94, 228,592.45 and 52,531.99
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Solution
The fourth proportional to 152,384.94, 228,592.45 and 52,531.99 is: 78,803.17
Step by Step Solution
- Step 1: Write the proportion equation
152,384.94 : 228,592.45 = 52,531.99 : x - Step 2: Convert to fraction form
152,384.94/228,592.45 = 52,531.99/x - Step 3: Cross multiply
152,384.94x = 228,592.45 × 52,531.99 - Step 4: Simplify right side
152,384.94x = 12,008,416,648.88 - Step 5: Solve for x
x = 12,008,416,648.88/152,384.94 - Step 6: Final answer
x = 78,803.17
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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.