Finding the Fourth Proportional to 135,256.98, 202,956.20 and 55,354.26
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Solution
The fourth proportional to 135,256.98, 202,956.20 and 55,354.26 is: 83,060.34
Step by Step Solution
- Step 1: Write the proportion equation
135,256.98 : 202,956.20 = 55,354.26 : x - Step 2: Convert to fraction form
135,256.98/202,956.20 = 55,354.26/x - Step 3: Cross multiply
135,256.98x = 202,956.20 × 55,354.26 - Step 4: Simplify right side
135,256.98x = 11,234,490,263.41 - Step 5: Solve for x
x = 11,234,490,263.41/135,256.98 - Step 6: Final answer
x = 83,060.34
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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.