Finding the Fourth Proportional to 134,777.10, 201,744.95 and 99,278.44
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Solution
The fourth proportional to 134,777.10, 201,744.95 and 99,278.44 is: 148,607.77
Step by Step Solution
- Step 1: Write the proportion equation
134,777.10 : 201,744.95 = 99,278.44 : x - Step 2: Convert to fraction form
134,777.10/201,744.95 = 99,278.44/x - Step 3: Cross multiply
134,777.10x = 201,744.95 × 99,278.44 - Step 4: Simplify right side
134,777.10x = 20,028,923,913.88 - Step 5: Solve for x
x = 20,028,923,913.88/134,777.10 - Step 6: Final answer
x = 148,607.77
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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.