Finding the Fourth Proportional to 160,237.24, 221,125.47 and 88,615.70
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Solution
The fourth proportional to 160,237.24, 221,125.47 and 88,615.70 is: 122,288.60
Step by Step Solution
- Step 1: Write the proportion equation
160,237.24 : 221,125.47 = 88,615.70 : x - Step 2: Convert to fraction form
160,237.24/221,125.47 = 88,615.70/x - Step 3: Cross multiply
160,237.24x = 221,125.47 × 88,615.70 - Step 4: Simplify right side
160,237.24x = 19,595,188,311.88 - Step 5: Solve for x
x = 19,595,188,311.88/160,237.24 - Step 6: Final answer
x = 122,288.60
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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.