Finding the Fourth Proportional to 73,113.02, 100,895.19 and 41,280.02
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Solution
The fourth proportional to 73,113.02, 100,895.19 and 41,280.02 is: 56,965.99
Step by Step Solution
- Step 1: Write the proportion equation
73,113.02 : 100,895.19 = 41,280.02 : x - Step 2: Convert to fraction form
73,113.02/100,895.19 = 41,280.02/x - Step 3: Cross multiply
73,113.02x = 100,895.19 × 41,280.02 - Step 4: Simplify right side
73,113.02x = 4,164,955,461.10 - Step 5: Solve for x
x = 4,164,955,461.10/73,113.02 - Step 6: Final answer
x = 56,965.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.