Finding the Fourth Proportional to 160,852.24, 221,986.28 and 92,881.84
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Solution
The fourth proportional to 160,852.24, 221,986.28 and 92,881.84 is: 128,182.82
Step by Step Solution
- Step 1: Write the proportion equation
160,852.24 : 221,986.28 = 92,881.84 : x - Step 2: Convert to fraction form
160,852.24/221,986.28 = 92,881.84/x - Step 3: Cross multiply
160,852.24x = 221,986.28 × 92,881.84 - Step 4: Simplify right side
160,852.24x = 20,618,494,141.16 - Step 5: Solve for x
x = 20,618,494,141.16/160,852.24 - Step 6: Final answer
x = 128,182.82
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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.