Finding the Fourth Proportional to 107,384.76, 148,180.14 and 62,698.68
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Solution
The fourth proportional to 107,384.76, 148,180.14 and 62,698.68 is: 86,517.86
Step by Step Solution
- Step 1: Write the proportion equation
107,384.76 : 148,180.14 = 62,698.68 : x - Step 2: Convert to fraction form
107,384.76/148,180.14 = 62,698.68/x - Step 3: Cross multiply
107,384.76x = 148,180.14 × 62,698.68 - Step 4: Simplify right side
107,384.76x = 9,290,699,180.22 - Step 5: Solve for x
x = 9,290,699,180.22/107,384.76 - Step 6: Final answer
x = 86,517.86
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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.