Finding the Fourth Proportional to 211,937.96, 292,488.36 and 116,445.44
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Solution
The fourth proportional to 211,937.96, 292,488.36 and 116,445.44 is: 160,702.39
Step by Step Solution
- Step 1: Write the proportion equation
211,937.96 : 292,488.36 = 116,445.44 : x - Step 2: Convert to fraction form
211,937.96/292,488.36 = 116,445.44/x - Step 3: Cross multiply
211,937.96x = 292,488.36 × 116,445.44 - Step 4: Simplify right side
211,937.96x = 34,058,935,775.08 - Step 5: Solve for x
x = 34,058,935,775.08/211,937.96 - Step 6: Final answer
x = 160,702.39
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1.5x scale
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.