Finding the Fourth Proportional to 75,426.48, 104,058.79 and 48,584.54
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Solution
The fourth proportional to 75,426.48, 104,058.79 and 48,584.54 is: 67,027.50
Step by Step Solution
- Step 1: Write the proportion equation
75,426.48 : 104,058.79 = 48,584.54 : x - Step 2: Convert to fraction form
75,426.48/104,058.79 = 48,584.54/x - Step 3: Cross multiply
75,426.48x = 104,058.79 × 48,584.54 - Step 4: Simplify right side
75,426.48x = 5,055,648,583.79 - Step 5: Solve for x
x = 5,055,648,583.79/75,426.48 - Step 6: Final answer
x = 67,027.50
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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.