Finding the Fourth Proportional to 233,515.60, 322,259.48 and 138,104.08
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Solution
The fourth proportional to 233,515.60, 322,259.48 and 138,104.08 is: 190,588.33
Step by Step Solution
- Step 1: Write the proportion equation
233,515.60 : 322,259.48 = 138,104.08 : x - Step 2: Convert to fraction form
233,515.60/322,259.48 = 138,104.08/x - Step 3: Cross multiply
233,515.60x = 322,259.48 × 138,104.08 - Step 4: Simplify right side
233,515.60x = 44,505,349,006.68 - Step 5: Solve for x
x = 44,505,349,006.68/233,515.60 - Step 6: Final answer
x = 190,588.33
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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.