Finding the Fourth Proportional to 210,366.99, 315,642.96 and 110,503.98
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Solution
The fourth proportional to 210,366.99, 315,642.96 and 110,503.98 is: 165,804.55
Step by Step Solution
- Step 1: Write the proportion equation
210,366.99 : 315,642.96 = 110,503.98 : x - Step 2: Convert to fraction form
210,366.99/315,642.96 = 110,503.98/x - Step 3: Cross multiply
210,366.99x = 315,642.96 × 110,503.98 - Step 4: Simplify right side
210,366.99x = 34,879,803,338.98 - Step 5: Solve for x
x = 34,879,803,338.98/210,366.99 - Step 6: Final answer
x = 165,804.55
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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.