Finding the Fourth Proportional to 75,400.68, 113,099.76 and 22,810.62
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Solution
The fourth proportional to 75,400.68, 113,099.76 and 22,810.62 is: 34,215.55
Step by Step Solution
- Step 1: Write the proportion equation
75,400.68 : 113,099.76 = 22,810.62 : x - Step 2: Convert to fraction form
75,400.68/113,099.76 = 22,810.62/x - Step 3: Cross multiply
75,400.68x = 113,099.76 × 22,810.62 - Step 4: Simplify right side
75,400.68x = 2,579,875,647.45 - Step 5: Solve for x
x = 2,579,875,647.45/75,400.68 - Step 6: Final answer
x = 34,215.55
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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.