Finding the Fourth Proportional to 355,420.50, 533,214.99 and 106,108.98
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Solution
The fourth proportional to 355,420.50, 533,214.99 and 106,108.98 is: 159,188.62
Step by Step Solution
- Step 1: Write the proportion equation
355,420.50 : 533,214.99 = 106,108.98 : x - Step 2: Convert to fraction form
355,420.50/533,214.99 = 106,108.98/x - Step 3: Cross multiply
355,420.50x = 533,214.99 × 106,108.98 - Step 4: Simplify right side
355,420.50x = 56,578,898,709.61 - Step 5: Solve for x
x = 56,578,898,709.61/355,420.50 - Step 6: Final answer
x = 159,188.62
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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.