Finding the Fourth Proportional to 98,053.43, 135,266.63 and 62,180.96
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Solution
The fourth proportional to 98,053.43, 135,266.63 and 62,180.96 is: 85,779.85
Step by Step Solution
- Step 1: Write the proportion equation
98,053.43 : 135,266.63 = 62,180.96 : x - Step 2: Convert to fraction form
98,053.43/135,266.63 = 62,180.96/x - Step 3: Cross multiply
98,053.43x = 135,266.63 × 62,180.96 - Step 4: Simplify right side
98,053.43x = 8,411,007,922.13 - Step 5: Solve for x
x = 8,411,007,922.13/98,053.43 - Step 6: Final answer
x = 85,779.85
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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.