Finding the Fourth Proportional to 164,410.47, 226,886.76 and 91,812.99
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Solution
The fourth proportional to 164,410.47, 226,886.76 and 91,812.99 is: 126,702.10
Step by Step Solution
- Step 1: Write the proportion equation
164,410.47 : 226,886.76 = 91,812.99 : x - Step 2: Convert to fraction form
164,410.47/226,886.76 = 91,812.99/x - Step 3: Cross multiply
164,410.47x = 226,886.76 × 91,812.99 - Step 4: Simplify right side
164,410.47x = 20,831,151,827.01 - Step 5: Solve for x
x = 20,831,151,827.01/164,410.47 - Step 6: Final answer
x = 126,702.10
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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.