Finding the Fourth Proportional to 75,405.07, 104,060.06 and 41,416.62
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Solution
The fourth proportional to 75,405.07, 104,060.06 and 41,416.62 is: 57,155.52
Step by Step Solution
- Step 1: Write the proportion equation
75,405.07 : 104,060.06 = 41,416.62 : x - Step 2: Convert to fraction form
75,405.07/104,060.06 = 41,416.62/x - Step 3: Cross multiply
75,405.07x = 104,060.06 × 41,416.62 - Step 4: Simplify right side
75,405.07x = 4,309,815,962.20 - Step 5: Solve for x
x = 4,309,815,962.20/75,405.07 - Step 6: Final answer
x = 57,155.52
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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.