Finding the Fourth Proportional to 113,010.58, 155,956.58 and 62,028.08
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Solution
The fourth proportional to 113,010.58, 155,956.58 and 62,028.08 is: 85,599.84
Step by Step Solution
- Step 1: Write the proportion equation
113,010.58 : 155,956.58 = 62,028.08 : x - Step 2: Convert to fraction form
113,010.58/155,956.58 = 62,028.08/x - Step 3: Cross multiply
113,010.58x = 155,956.58 × 62,028.08 - Step 4: Simplify right side
113,010.58x = 9,673,687,220.77 - Step 5: Solve for x
x = 9,673,687,220.77/113,010.58 - Step 6: Final answer
x = 85,599.84
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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.