Finding the Fourth Proportional to 75,848.34, 113,552.16 and 44,161.74
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Solution
The fourth proportional to 75,848.34, 113,552.16 and 44,161.74 is: 66,114.31
Step by Step Solution
- Step 1: Write the proportion equation
75,848.34 : 113,552.16 = 44,161.74 : x - Step 2: Convert to fraction form
75,848.34/113,552.16 = 44,161.74/x - Step 3: Cross multiply
75,848.34x = 113,552.16 × 44,161.74 - Step 4: Simplify right side
75,848.34x = 5,014,660,966.36 - Step 5: Solve for x
x = 5,014,660,966.36/75,848.34 - Step 6: Final answer
x = 66,114.31
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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.