Finding the Fourth Proportional to 75,748.80, 113,457.96 and 62,451.84
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Solution
The fourth proportional to 75,748.80, 113,457.96 and 62,451.84 is: 93,541.53
Step by Step Solution
- Step 1: Write the proportion equation
75,748.80 : 113,457.96 = 62,451.84 : x - Step 2: Convert to fraction form
75,748.80/113,457.96 = 62,451.84/x - Step 3: Cross multiply
75,748.80x = 113,457.96 × 62,451.84 - Step 4: Simplify right side
75,748.80x = 7,085,658,364.65 - Step 5: Solve for x
x = 7,085,658,364.65/75,748.80 - Step 6: Final answer
x = 93,541.53
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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.