Finding the Fourth Proportional to 165,801.80, 248,702.70 and 113,313.80
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Solution
The fourth proportional to 165,801.80, 248,702.70 and 113,313.80 is: 169,970.70
Step by Step Solution
- Step 1: Write the proportion equation
165,801.80 : 248,702.70 = 113,313.80 : x - Step 2: Convert to fraction form
165,801.80/248,702.70 = 113,313.80/x - Step 3: Cross multiply
165,801.80x = 248,702.70 × 113,313.80 - Step 4: Simplify right side
165,801.80x = 28,181,448,007.26 - Step 5: Solve for x
x = 28,181,448,007.26/165,801.80 - Step 6: Final answer
x = 169,970.70
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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.