Finding the Fourth Proportional to 165,878.06, 248,817.10 and 55,070.06
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Solution
The fourth proportional to 165,878.06, 248,817.10 and 55,070.06 is: 82,605.09
Step by Step Solution
- Step 1: Write the proportion equation
165,878.06 : 248,817.10 = 55,070.06 : x - Step 2: Convert to fraction form
165,878.06/248,817.10 = 55,070.06/x - Step 3: Cross multiply
165,878.06x = 248,817.10 × 55,070.06 - Step 4: Simplify right side
165,878.06x = 13,702,372,626.03 - Step 5: Solve for x
x = 13,702,372,626.03/165,878.06 - Step 6: Final answer
x = 82,605.09
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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.