Finding the Fourth Proportional to 253,702.48, 350,181.48 and 153,106.96
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Solution
The fourth proportional to 253,702.48, 350,181.48 and 153,106.96 is: 211,331.09
Step by Step Solution
- Step 1: Write the proportion equation
253,702.48 : 350,181.48 = 153,106.96 : x - Step 2: Convert to fraction form
253,702.48/350,181.48 = 153,106.96/x - Step 3: Cross multiply
253,702.48x = 350,181.48 × 153,106.96 - Step 4: Simplify right side
253,702.48x = 53,615,221,851.10 - Step 5: Solve for x
x = 53,615,221,851.10/253,702.48 - Step 6: Final answer
x = 211,331.09
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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.