Finding the Fourth Proportional to 145,757.98, 218,637.24 and 40,576.96
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Solution
The fourth proportional to 145,757.98, 218,637.24 and 40,576.96 is: 60,865.52
Step by Step Solution
- Step 1: Write the proportion equation
145,757.98 : 218,637.24 = 40,576.96 : x - Step 2: Convert to fraction form
145,757.98/218,637.24 = 40,576.96/x - Step 3: Cross multiply
145,757.98x = 218,637.24 × 40,576.96 - Step 4: Simplify right side
145,757.98x = 8,871,634,541.99 - Step 5: Solve for x
x = 8,871,634,541.99/145,757.98 - Step 6: Final answer
x = 60,865.52
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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.