Finding the Fourth Proportional to 122,506.24, 169,073.58 and 68,793.52
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Solution
The fourth proportional to 122,506.24, 169,073.58 and 68,793.52 is: 94,943.46
Step by Step Solution
- Step 1: Write the proportion equation
122,506.24 : 169,073.58 = 68,793.52 : x - Step 2: Convert to fraction form
122,506.24/169,073.58 = 68,793.52/x - Step 3: Cross multiply
122,506.24x = 169,073.58 × 68,793.52 - Step 4: Simplify right side
122,506.24x = 11,631,166,707.20 - Step 5: Solve for x
x = 11,631,166,707.20/122,506.24 - Step 6: Final answer
x = 94,943.46
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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.