Finding the Fourth Proportional to 255,543.08, 352,649.93 and 153,570.09
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Solution
The fourth proportional to 255,543.08, 352,649.93 and 153,570.09 is: 211,927.01
Step by Step Solution
- Step 1: Write the proportion equation
255,543.08 : 352,649.93 = 153,570.09 : x - Step 2: Convert to fraction form
255,543.08/352,649.93 = 153,570.09/x - Step 3: Cross multiply
255,543.08x = 352,649.93 × 153,570.09 - Step 4: Simplify right side
255,543.08x = 54,156,480,720.74 - Step 5: Solve for x
x = 54,156,480,720.74/255,543.08 - Step 6: Final answer
x = 211,927.01
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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.