Finding the Fourth Proportional to 343,131.80, 514,697.70 and 93,813.80
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Solution
The fourth proportional to 343,131.80, 514,697.70 and 93,813.80 is: 140,720.70
Step by Step Solution
- Step 1: Write the proportion equation
343,131.80 : 514,697.70 = 93,813.80 : x - Step 2: Convert to fraction form
343,131.80/514,697.70 = 93,813.80/x - Step 3: Cross multiply
343,131.80x = 514,697.70 × 93,813.80 - Step 4: Simplify right side
343,131.80x = 48,285,747,088.26 - Step 5: Solve for x
x = 48,285,747,088.26/343,131.80 - Step 6: Final answer
x = 140,720.70
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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.