Finding the Fourth Proportional to 76,837.60, 115,272.60 and 24,252.40
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Solution
The fourth proportional to 76,837.60, 115,272.60 and 24,252.40 is: 36,383.71
Step by Step Solution
- Step 1: Write the proportion equation
76,837.60 : 115,272.60 = 24,252.40 : x - Step 2: Convert to fraction form
76,837.60/115,272.60 = 24,252.40/x - Step 3: Cross multiply
76,837.60x = 115,272.60 × 24,252.40 - Step 4: Simplify right side
76,837.60x = 2,795,637,204.24 - Step 5: Solve for x
x = 2,795,637,204.24/76,837.60 - Step 6: Final answer
x = 36,383.71
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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.