Finding the Fourth Proportional to 122,889.99, 184,344.93 and 34,143.50
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Solution
The fourth proportional to 122,889.99, 184,344.93 and 34,143.50 is: 51,218.02
Step by Step Solution
- Step 1: Write the proportion equation
122,889.99 : 184,344.93 = 34,143.50 : x - Step 2: Convert to fraction form
122,889.99/184,344.93 = 34,143.50/x - Step 3: Cross multiply
122,889.99x = 184,344.93 × 34,143.50 - Step 4: Simplify right side
122,889.99x = 6,294,181,578.32 - Step 5: Solve for x
x = 6,294,181,578.32/122,889.99 - Step 6: Final answer
x = 51,218.02
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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.