Finding the Fourth Proportional to 257,834.06, 386,906.62 and 110,090.06
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Solution
The fourth proportional to 257,834.06, 386,906.62 and 110,090.06 is: 165,201.50
Step by Step Solution
- Step 1: Write the proportion equation
257,834.06 : 386,906.62 = 110,090.06 : x - Step 2: Convert to fraction form
257,834.06/386,906.62 = 110,090.06/x - Step 3: Cross multiply
257,834.06x = 386,906.62 × 110,090.06 - Step 4: Simplify right side
257,834.06x = 42,594,573,702.24 - Step 5: Solve for x
x = 42,594,573,702.24/257,834.06 - Step 6: Final answer
x = 165,201.50
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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.