Finding the Fourth Proportional to 119,765.06, 179,108.35 and 106,515.94
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Solution
The fourth proportional to 119,765.06, 179,108.35 and 106,515.94 is: 159,294.32
Step by Step Solution
- Step 1: Write the proportion equation
119,765.06 : 179,108.35 = 106,515.94 : x - Step 2: Convert to fraction form
119,765.06/179,108.35 = 106,515.94/x - Step 3: Cross multiply
119,765.06x = 179,108.35 × 106,515.94 - Step 4: Simplify right side
119,765.06x = 19,077,893,411.93 - Step 5: Solve for x
x = 19,077,893,411.93/119,765.06 - Step 6: Final answer
x = 159,294.32
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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.