Finding the Fourth Proportional to 122,537.48, 183,675.54 and 69,833.48
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Solution
The fourth proportional to 122,537.48, 183,675.54 and 69,833.48 is: 104,675.75
Step by Step Solution
- Step 1: Write the proportion equation
122,537.48 : 183,675.54 = 69,833.48 : x - Step 2: Convert to fraction form
122,537.48/183,675.54 = 69,833.48/x - Step 3: Cross multiply
122,537.48x = 183,675.54 × 69,833.48 - Step 4: Simplify right side
122,537.48x = 12,826,702,149.08 - Step 5: Solve for x
x = 12,826,702,149.08/122,537.48 - Step 6: Final answer
x = 104,675.75
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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.