Finding the Fourth Proportional to 222,010.93, 306,370.51 and 121,408.93
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Solution
The fourth proportional to 222,010.93, 306,370.51 and 121,408.93 is: 167,541.82
Step by Step Solution
- Step 1: Write the proportion equation
222,010.93 : 306,370.51 = 121,408.93 : x - Step 2: Convert to fraction form
222,010.93/306,370.51 = 121,408.93/x - Step 3: Cross multiply
222,010.93x = 306,370.51 × 121,408.93 - Step 4: Simplify right side
222,010.93x = 37,196,115,802.65 - Step 5: Solve for x
x = 37,196,115,802.65/222,010.93 - Step 6: Final answer
x = 167,541.82
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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.