Finding the Fourth Proportional to 165,305.62, 247,974.86 and 65,534.68
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Solution
The fourth proportional to 165,305.62, 247,974.86 and 65,534.68 is: 98,308.53
Step by Step Solution
- Step 1: Write the proportion equation
165,305.62 : 247,974.86 = 65,534.68 : x - Step 2: Convert to fraction form
165,305.62/247,974.86 = 65,534.68/x - Step 3: Cross multiply
165,305.62x = 247,974.86 × 65,534.68 - Step 4: Simplify right side
165,305.62x = 16,250,953,098.14 - Step 5: Solve for x
x = 16,250,953,098.14/165,305.62 - Step 6: Final answer
x = 98,308.53
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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.