Finding the Fourth Proportional to 75,398.84, 104,099.11 and 46,748.94
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Solution
The fourth proportional to 75,398.84, 104,099.11 and 46,748.94 is: 64,543.74
Step by Step Solution
- Step 1: Write the proportion equation
75,398.84 : 104,099.11 = 46,748.94 : x - Step 2: Convert to fraction form
75,398.84/104,099.11 = 46,748.94/x - Step 3: Cross multiply
75,398.84x = 104,099.11 × 46,748.94 - Step 4: Simplify right side
75,398.84x = 4,866,523,047.44 - Step 5: Solve for x
x = 4,866,523,047.44/75,398.84 - Step 6: Final answer
x = 64,543.74
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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.