Finding the Fourth Proportional to 164,256.44, 226,656.98 and 121,258.80
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Solution
The fourth proportional to 164,256.44, 226,656.98 and 121,258.80 is: 167,324.66
Step by Step Solution
- Step 1: Write the proportion equation
164,256.44 : 226,656.98 = 121,258.80 : x - Step 2: Convert to fraction form
164,256.44/226,656.98 = 121,258.80/x - Step 3: Cross multiply
164,256.44x = 226,656.98 × 121,258.80 - Step 4: Simplify right side
164,256.44x = 27,484,152,800.13 - Step 5: Solve for x
x = 27,484,152,800.13/164,256.44 - Step 6: Final answer
x = 167,324.66
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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.