Finding the Fourth Proportional to 160,407.02, 221,342.22 and 92,445.99
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Solution
The fourth proportional to 160,407.02, 221,342.22 and 92,445.99 is: 127,564.25
Step by Step Solution
- Step 1: Write the proportion equation
160,407.02 : 221,342.22 = 92,445.99 : x - Step 2: Convert to fraction form
160,407.02/221,342.22 = 92,445.99/x - Step 3: Cross multiply
160,407.02x = 221,342.22 × 92,445.99 - Step 4: Simplify right side
160,407.02x = 20,462,200,656.70 - Step 5: Solve for x
x = 20,462,200,656.70/160,407.02 - Step 6: Final answer
x = 127,564.25
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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.