Finding the Fourth Proportional to 93,169.64, 128,585.68 and 52,896.44
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Solution
The fourth proportional to 93,169.64, 128,585.68 and 52,896.44 is: 73,003.66
Step by Step Solution
- Step 1: Write the proportion equation
93,169.64 : 128,585.68 = 52,896.44 : x - Step 2: Convert to fraction form
93,169.64/128,585.68 = 52,896.44/x - Step 3: Cross multiply
93,169.64x = 128,585.68 × 52,896.44 - Step 4: Simplify right side
93,169.64x = 6,801,724,896.20 - Step 5: Solve for x
x = 6,801,724,896.20/93,169.64 - Step 6: Final answer
x = 73,003.66
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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.