Finding the Fourth Proportional to 195,281.68, 269,485.80 and 110,395.76
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Solution
The fourth proportional to 195,281.68, 269,485.80 and 110,395.76 is: 152,344.50
Step by Step Solution
- Step 1: Write the proportion equation
195,281.68 : 269,485.80 = 110,395.76 : x - Step 2: Convert to fraction form
195,281.68/269,485.80 = 110,395.76/x - Step 3: Cross multiply
195,281.68x = 269,485.80 × 110,395.76 - Step 4: Simplify right side
195,281.68x = 29,750,089,700.21 - Step 5: Solve for x
x = 29,750,089,700.21/195,281.68 - Step 6: Final answer
x = 152,344.50
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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.