Finding the Fourth Proportional to 133,471.23, 184,211.01 and 76,110.67
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Solution
The fourth proportional to 133,471.23, 184,211.01 and 76,110.67 is: 105,044.54
Step by Step Solution
- Step 1: Write the proportion equation
133,471.23 : 184,211.01 = 76,110.67 : x - Step 2: Convert to fraction form
133,471.23/184,211.01 = 76,110.67/x - Step 3: Cross multiply
133,471.23x = 184,211.01 × 76,110.67 - Step 4: Simplify right side
133,471.23x = 14,020,423,622.74 - Step 5: Solve for x
x = 14,020,423,622.74/133,471.23 - Step 6: Final answer
x = 105,044.54
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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.