Finding the Fourth Proportional to 122,432.76, 183,267.50 and 94,279.68
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Solution
The fourth proportional to 122,432.76, 183,267.50 and 94,279.68 is: 141,125.64
Step by Step Solution
- Step 1: Write the proportion equation
122,432.76 : 183,267.50 = 94,279.68 : x - Step 2: Convert to fraction form
122,432.76/183,267.50 = 94,279.68/x - Step 3: Cross multiply
122,432.76x = 183,267.50 × 94,279.68 - Step 4: Simplify right side
122,432.76x = 17,278,401,254.40 - Step 5: Solve for x
x = 17,278,401,254.40/122,432.76 - Step 6: Final answer
x = 141,125.64
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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.