Finding the Fourth Proportional to 122,762.23, 184,089.66 and 61,935.08
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Solution
The fourth proportional to 122,762.23, 184,089.66 and 61,935.08 is: 92,875.53
Step by Step Solution
- Step 1: Write the proportion equation
122,762.23 : 184,089.66 = 61,935.08 : x - Step 2: Convert to fraction form
122,762.23/184,089.66 = 61,935.08/x - Step 3: Cross multiply
122,762.23x = 184,089.66 × 61,935.08 - Step 4: Simplify right side
122,762.23x = 11,401,606,898.82 - Step 5: Solve for x
x = 11,401,606,898.82/122,762.23 - Step 6: Final answer
x = 92,875.53
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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.