Finding the Fourth Proportional to 165,347.99, 228,221.57 and 101,648.88
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Solution
The fourth proportional to 165,347.99, 228,221.57 and 101,648.88 is: 140,300.87
Step by Step Solution
- Step 1: Write the proportion equation
165,347.99 : 228,221.57 = 101,648.88 : x - Step 2: Convert to fraction form
165,347.99/228,221.57 = 101,648.88/x - Step 3: Cross multiply
165,347.99x = 228,221.57 × 101,648.88 - Step 4: Simplify right side
165,347.99x = 23,198,467,306.56 - Step 5: Solve for x
x = 23,198,467,306.56/165,347.99 - Step 6: Final answer
x = 140,300.87
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1.5x scale
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.