Finding the Fourth Proportional to 148,188.99, 204,481.74 and 84,522.99
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Solution
The fourth proportional to 148,188.99, 204,481.74 and 84,522.99 is: 116,630.85
Step by Step Solution
- Step 1: Write the proportion equation
148,188.99 : 204,481.74 = 84,522.99 : x - Step 2: Convert to fraction form
148,188.99/204,481.74 = 84,522.99/x - Step 3: Cross multiply
148,188.99x = 204,481.74 × 84,522.99 - Step 4: Simplify right side
148,188.99x = 17,283,408,065.20 - Step 5: Solve for x
x = 17,283,408,065.20/148,188.99 - Step 6: Final answer
x = 116,630.85
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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.